70420536898 has 32 divisors (see below), whose sum is σ = 110379542400. Its totient is φ = 33661165824.

The previous prime is 70420536889. The next prime is 70420536929. The reversal of 70420536898 is 89863502407.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16234986 + ... + 16239322.

It is an arithmetic number, because the mean of its divisors is an integer number (3449360700).

Almost surely, 2^70420536898 is an apocalyptic number.

70420536898 is a deficient number, since it is larger than the sum of its proper divisors (39959005502).

70420536898 is a wasteful number, since it uses less digits than its factorization.

70420536898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8154.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 70420536898 in words is "seventy billion, four hundred twenty million, five hundred thirty-six thousand, eight hundred ninety-eight".