772630146020 has 36 divisors (see below), whose sum is σ = 1642307596860. Its totient is φ = 305328485184.

The previous prime is 772630146017. The next prime is 772630146031. The reversal of 772630146020 is 20641036277.

It can be written as a sum of positive squares in 2 ways, for example, as 435840273124 + 336789872896 = 660182^2 + 580336^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2666075 + ... + 2941634.

Almost surely, 2^772630146020 is an apocalyptic number.

It is an amenable number.

772630146020 is an abundant number, since it is smaller than the sum of its proper divisors (869677450840).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

772630146020 is a wasteful number, since it uses less digits than its factorization.

772630146020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607884 (or 5607799 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 38.

The spelling of 772630146020 in words is "seven hundred seventy-two billion, six hundred thirty million, one hundred forty-six thousand, twenty".