70188696066 has 16 divisors (see below), whose sum is σ = 144905695488. Its totient is φ = 22641514800.

The previous prime is 70188696047. The next prime is 70188696077. The reversal of 70188696066 is 66069688107.

It is a junction number, because it is equal to n+sod(n) for n = 70188695997 and 70188696015.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188679105 + ... + 188679476.

It is an arithmetic number, because the mean of its divisors is an integer number (9056605968).

Almost surely, 2^70188696066 is an apocalyptic number.

70188696066 is an abundant number, since it is smaller than the sum of its proper divisors (74716999422).

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

70188696066 is a wasteful number, since it uses less digits than its factorization.

70188696066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377358617.

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 70188696066 in words is "seventy billion, one hundred eighty-eight million, six hundred ninety-six thousand, sixty-six".