53651120643150 has 192 divisors, whose sum is σ = 135542376518400. Its totient is φ = 14040341406720.

The previous prime is 53651120643149. The next prime is 53651120643157. The reversal of 53651120643150 is 5134602115635.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53651120643157) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 21818266621 + ... + 21818269079.

It is an arithmetic number, because the mean of its divisors is an integer number (705949877700).

Almost surely, 2^{53651120643150} is an apocalyptic number.

53651120643150 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 53651120643150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67771188259200).

53651120643150 is an abundant number, since it is smaller than the sum of its proper divisors (81891255875250).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53651120643150 is a wasteful number, since it uses less digits than its factorization.

53651120643150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5763 (or 5758 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 42.

Adding to 53651120643150 its reverse (5134602115635), we get a palindrome (58785722758785).

The spelling of 53651120643150 in words is "fifty-three trillion, six hundred fifty-one billion, one hundred twenty million, six hundred forty-three thousand, one hundred fifty".