70777737434 has 8 divisors (see below), whose sum is σ = 106327710720. Its totient is φ = 35335167196.

The previous prime is 70777737427. The next prime is 70777737449. The reversal of 70777737434 is 43473777707.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 70777737434.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26849114 + ... + 26851749.

It is an arithmetic number, because the mean of its divisors is an integer number (13290963840).

Almost surely, 2^70777737434 is an apocalyptic number.

70777737434 is a deficient number, since it is larger than the sum of its proper divisors (35549973286).

70777737434 is a wasteful number, since it uses less digits than its factorization.

70777737434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53701524.

The product of its (nonzero) digits is 16941456, while the sum is 56.

The spelling of 70777737434 in words is "seventy billion, seven hundred seventy-seven million, seven hundred thirty-seven thousand, four hundred thirty-four".