3690438504357 has 32 divisors (see below), whose sum is σ = 5385393192960. Its totient is φ = 2229351865920.

The previous prime is 3690438504323. The next prime is 3690438504359. The reversal of 3690438504357 is 7534058340963.

It is not a de Polignac number, because 3690438504357 - 2⁷ = 3690438504229 is a prime.

It is a super-2 number, since 2×3690438504357² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3690438504297 and 3690438504306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3690438504359) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21566308 + ... + 21736754.

It is an arithmetic number, because the mean of its divisors is an integer number (168293537280).

Almost surely, 2^{3690438504357} is an apocalyptic number.

It is an amenable number.

3690438504357 is a deficient number, since it is larger than the sum of its proper divisors (1694954688603).

3690438504357 is a wasteful number, since it uses less digits than its factorization.

3690438504357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172593.

The product of its (nonzero) digits is 32659200, while the sum is 57.

The spelling of 3690438504357 in words is "three trillion, six hundred ninety billion, four hundred thirty-eight million, five hundred four thousand, three hundred fifty-seven".