42053554025353 has 4 divisors (see below), whose sum is σ = 45288442796548. Its totient is φ = 38818665254160.

The previous prime is 42053554025323. The next prime is 42053554025389. The reversal of 42053554025353 is 35352045535024.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 22314966672384 + 19738587352969 = 4723872^2 + 4442813^2 .

It is a cyclic number.

It is not a de Polignac number, because 42053554025353 - 2⁹ = 42053554024841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42053554025303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1617444385578 + ... + 1617444385603.

It is an arithmetic number, because the mean of its divisors is an integer number (11322110699137).

Almost surely, 2^{42053554025353} is an apocalyptic number.

It is an amenable number.

42053554025353 is a deficient number, since it is larger than the sum of its proper divisors (3234888771195).

42053554025353 is a wasteful number, since it uses less digits than its factorization.

42053554025353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3234888771194.

The product of its (nonzero) digits is 5400000, while the sum is 46.

The spelling of 42053554025353 in words is "forty-two trillion, fifty-three billion, five hundred fifty-four million, twenty-five thousand, three hundred fifty-three".