345708525657 has 16 divisors (see below), whose sum is σ = 503006996160. Its totient is φ = 209454388800.

The previous prime is 345708525653. The next prime is 345708525661. The reversal of 345708525657 is 756525807543.

It is an interprime number because it is at equal distance from previous prime (345708525653) and next prime (345708525661).

It is not a de Polignac number, because 345708525657 - 2² = 345708525653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 345708525597 and 345708525606.

It is not an unprimeable number, because it can be changed into a prime (345708525653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1541682 + ... + 1751627.

It is an arithmetic number, because the mean of its divisors is an integer number (31437937260).

Almost surely, 2^345708525657 is an apocalyptic number.

It is an amenable number.

345708525657 is a deficient number, since it is larger than the sum of its proper divisors (157298470503).

345708525657 is a wasteful number, since it uses less digits than its factorization.

345708525657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3296504.

The product of its (nonzero) digits is 35280000, while the sum is 57.

The spelling of 345708525657 in words is "three hundred forty-five billion, seven hundred eight million, five hundred twenty-five thousand, six hundred fifty-seven".