34520689658 has 64 divisors (see below), whose sum is σ = 65193934848. Its totient is φ = 13346182080.

The previous prime is 34520689639. The next prime is 34520689663. The reversal of 34520689658 is 85698602543.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1537493 + ... + 1559783.

It is an arithmetic number, because the mean of its divisors is an integer number (1018655232).

Almost surely, 2^34520689658 is an apocalyptic number.

34520689658 is a deficient number, since it is larger than the sum of its proper divisors (30673245190).

34520689658 is a wasteful number, since it uses less digits than its factorization.

34520689658 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22507.

The product of its (nonzero) digits is 12441600, while the sum is 56.

The spelling of 34520689658 in words is "thirty-four billion, five hundred twenty million, six hundred eighty-nine thousand, six hundred fifty-eight".