70043817102 has 64 divisors (see below), whose sum is σ = 168092997120. Its totient is φ = 19034015616.

The previous prime is 70043817089. The next prime is 70043817313. The reversal of 70043817102 is 20171834007.

It is a happy number.

It is a super-2 number, since 2×70043817102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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, 347553 + ... + 510764.

It is an arithmetic number, because the mean of its divisors is an integer number (2626453080).

Almost surely, 2^70043817102 is an apocalyptic number.

70043817102 is an abundant number, since it is smaller than the sum of its proper divisors (98049180018).

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

70043817102 is a wasteful number, since it uses less digits than its factorization.

70043817102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858425.

The product of its (nonzero) digits is 9408, while the sum is 33.

The spelling of 70043817102 in words is "seventy billion, forty-three million, eight hundred seventeen thousand, one hundred two".