345692505508 has 36 divisors (see below), whose sum is σ = 703764698700. Its totient is φ = 148146872832.

The previous prime is 345692505497. The next prime is 345692505533. The reversal of 345692505508 is 805505296543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 222436743424 + 123255762084 = 471632^2 + 351078^2 .

It is a super-2 number, since 2×345692505508² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7984816 + ... + 8027992.

Almost surely, 2^345692505508 is an apocalyptic number.

It is an amenable number.

345692505508 is an abundant number, since it is smaller than the sum of its proper divisors (358072193192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345692505508 is a wasteful number, since it uses less digits than its factorization.

345692505508 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84044 (or 84035 counting only the distinct ones).

The product of its (nonzero) digits is 6480000, while the sum is 52.

The spelling of 345692505508 in words is "three hundred forty-five billion, six hundred ninety-two million, five hundred five thousand, five hundred eight".