70625220579 has 12 divisors (see below), whose sum is σ = 102117998736. Its totient is φ = 47035576752.

The previous prime is 70625220571. The next prime is 70625220647. The reversal of 70625220579 is 97502252607.

70625220579 is a `hidden beast` number, since 7 + 0 + 6 + 2 + 52 + 20 + 579 = 666.

It is not a de Polignac number, because 70625220579 - 2³ = 70625220571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70625220571) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3982632 + ... + 4000325.

It is an arithmetic number, because the mean of its divisors is an integer number (8509833228).

Almost surely, 2^70625220579 is an apocalyptic number.

70625220579 is a deficient number, since it is larger than the sum of its proper divisors (31492778157).

70625220579 is a wasteful number, since it uses less digits than its factorization.

70625220579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7983946 (or 7983943 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 45.

The spelling of 70625220579 in words is "seventy billion, six hundred twenty-five million, two hundred twenty thousand, five hundred seventy-nine".