13953420552 has 32 divisors (see below), whose sum is σ = 34892678880. Its totient is φ = 4649923200.

The previous prime is 13953420517. The next prime is 13953420563. The reversal of 13953420552 is 25502435931.

It is a self number, because there is not a number n which added to its sum of digits gives 13953420552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20052 + ... + 168252.

It is an arithmetic number, because the mean of its divisors is an integer number (1090396215).

Almost surely, 2^13953420552 is an apocalyptic number.

13953420552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13953420552 is an abundant number, since it is smaller than the sum of its proper divisors (20939258328).

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

13953420552 is a wasteful number, since it uses less digits than its factorization.

13953420552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152133 (or 152129 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 13953420552 in words is "thirteen billion, nine hundred fifty-three million, four hundred twenty thousand, five hundred fifty-two".