70740736734 has 16 divisors (see below), whose sum is σ = 142882281360. Its totient is φ = 23346777600.

The previous prime is 70740736733. The next prime is 70740736751. The reversal of 70740736734 is 43763704707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70740736733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58366339 + ... + 58367550.

It is an arithmetic number, because the mean of its divisors is an integer number (8930142585).

Almost surely, 2^70740736734 is an apocalyptic number.

70740736734 is an abundant number, since it is smaller than the sum of its proper divisors (72141544626).

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

70740736734 is a wasteful number, since it uses less digits than its factorization.

70740736734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116733995.

The product of its (nonzero) digits is 2074464, while the sum is 48.

It can be divided in two parts, 7074073 and 6734, that added together give a palindrome (7080807).

The spelling of 70740736734 in words is "seventy billion, seven hundred forty million, seven hundred thirty-six thousand, seven hundred thirty-four".