70729479164 has 6 divisors (see below), whose sum is σ = 123776588544. Its totient is φ = 35364739580.

The previous prime is 70729479071. The next prime is 70729479253. The reversal of 70729479164 is 46197492707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8841184892 + ... + 8841184899.

It is an arithmetic number, because the mean of its divisors is an integer number (20629431424).

Almost surely, 2^70729479164 is an apocalyptic number.

It is an amenable number.

70729479164 is a deficient number, since it is larger than the sum of its proper divisors (53047109380).

70729479164 is a wasteful number, since it uses less digits than its factorization.

70729479164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17682369795 (or 17682369793 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 56.

The spelling of 70729479164 in words is "seventy billion, seven hundred twenty-nine million, four hundred seventy-nine thousand, one hundred sixty-four".