70561434732 has 24 divisors (see below), whose sum is σ = 164808514416. Its totient is φ = 23496883008.

The previous prime is 70561434731. The next prime is 70561434733. The reversal of 70561434732 is 23743416507.

It is an interprime number because it is at equal distance from previous prime (70561434731) and next prime (70561434733).

It is not an unprimeable number, because it can be changed into a prime (70561434731) 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, 2936943 + ... + 2960870.

It is an arithmetic number, because the mean of its divisors is an integer number (6867021434).

Almost surely, 2^70561434732 is an apocalyptic number.

It is an amenable number.

70561434732 is an abundant number, since it is smaller than the sum of its proper divisors (94247079684).

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

70561434732 is a wasteful number, since it uses less digits than its factorization.

70561434732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5898817 (or 5898815 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

The spelling of 70561434732 in words is "seventy billion, five hundred sixty-one million, four hundred thirty-four thousand, seven hundred thirty-two".