70877016782 has 64 divisors (see below), whose sum is σ = 127849010688. Its totient is φ = 29044848000.

The previous prime is 70877016731. The next prime is 70877016809. The reversal of 70877016782 is 28761077807.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2156432 + ... + 2189052.

It is an arithmetic number, because the mean of its divisors is an integer number (1997640792).

Almost surely, 2^70877016782 is an apocalyptic number.

70877016782 is a deficient number, since it is larger than the sum of its proper divisors (56971993906).

70877016782 is a wasteful number, since it uses less digits than its factorization.

70877016782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32825.

The product of its (nonzero) digits is 1843968, while the sum is 53.

The spelling of 70877016782 in words is "seventy billion, eight hundred seventy-seven million, sixteen thousand, seven hundred eighty-two".