70608240891 has 32 divisors (see below), whose sum is σ = 109263275520. Its totient is φ = 44979989472.

The previous prime is 70608240881. The next prime is 70608240907. The reversal of 70608240891 is 19804280607.

It is not a de Polignac number, because 70608240891 - 2⁷ = 70608240763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70608240811) 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, 562116 + ... + 676158.

It is an arithmetic number, because the mean of its divisors is an integer number (3414477360).

Almost surely, 2^70608240891 is an apocalyptic number.

70608240891 is a deficient number, since it is larger than the sum of its proper divisors (38655034629).

70608240891 is a wasteful number, since it uses less digits than its factorization.

70608240891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115072 (or 115066 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 45.

The spelling of 70608240891 in words is "seventy billion, six hundred eight million, two hundred forty thousand, eight hundred ninety-one".