657402883401 has 12 divisors (see below), whose sum is σ = 963466485296. Its totient is φ = 398425989720.

The previous prime is 657402883387. The next prime is 657402883451. The reversal of 657402883401 is 104388204756.

It is not a de Polignac number, because 657402883401 - 2⁵ = 657402883369 is a prime.

It is a super-2 number, since 2×657402883401² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (657402883451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 905513251 + ... + 905513976.

Almost surely, 2^657402883401 is an apocalyptic number.

It is an amenable number.

657402883401 is a deficient number, since it is larger than the sum of its proper divisors (306063601895).

657402883401 is a wasteful number, since it uses less digits than its factorization.

657402883401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1811027252 (or 1811027241 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 657402883401 in words is "six hundred fifty-seven billion, four hundred two million, eight hundred eighty-three thousand, four hundred one".