634057502401 has 4 divisors (see below), whose sum is σ = 634306252500. Its totient is φ = 633808752304.

The previous prime is 634057502399. The next prime is 634057502417. The reversal of 634057502401 is 104205750436.

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 237289791376 + 396767711025 = 487124^2 + 629895^2 .

It is a cyclic number.

It is not a de Polignac number, because 634057502401 - 2¹ = 634057502399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (634057502801) 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, 124371226 + ... + 124376323.

It is an arithmetic number, because the mean of its divisors is an integer number (158576563125).

Almost surely, 2^634057502401 is an apocalyptic number.

It is an amenable number.

634057502401 is a deficient number, since it is larger than the sum of its proper divisors (248750099).

634057502401 is a wasteful number, since it uses less digits than its factorization.

634057502401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248750098.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 634057502401 in words is "six hundred thirty-four billion, fifty-seven million, five hundred two thousand, four hundred one".