70619128617 has 32 divisors (see below), whose sum is σ = 104242360320. Its totient is φ = 42348346560.

The previous prime is 70619128609. The next prime is 70619128639. The reversal of 70619128617 is 71682191607.

It is not a de Polignac number, because 70619128617 - 2³ = 70619128609 is a prime.

It is a super-3 number, since 3×70619128617³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (70619128687) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 283383 + ... + 470684.

It is an arithmetic number, because the mean of its divisors is an integer number (3257573760).

Almost surely, 2^70619128617 is an apocalyptic number.

It is an amenable number.

70619128617 is a deficient number, since it is larger than the sum of its proper divisors (33623231703).

70619128617 is a wasteful number, since it uses less digits than its factorization.

70619128617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754173.

The product of its (nonzero) digits is 254016, while the sum is 48.

The spelling of 70619128617 in words is "seventy billion, six hundred nineteen million, one hundred twenty-eight thousand, six hundred seventeen".