70416641636 has 18 divisors (see below), whose sum is σ = 135450193830. Its totient is φ = 32007564160.

The previous prime is 70416641597. The next prime is 70416641657. The reversal of 70416641636 is 63614661407.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 63342822400 + 7073819236 = 251680^2 + 84106^2 .

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72743981 + ... + 72744948.

Almost surely, 2^70416641636 is an apocalyptic number.

It is an amenable number.

70416641636 is a deficient number, since it is larger than the sum of its proper divisors (65033552194).

70416641636 is a wasteful number, since it uses less digits than its factorization.

70416641636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145488955 (or 145488942 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 44.

The spelling of 70416641636 in words is "seventy billion, four hundred sixteen million, six hundred forty-one thousand, six hundred thirty-six".