772570020126 has 16 divisors (see below), whose sum is σ = 1545185178000. Its totient is φ = 257515817088.

The previous prime is 772570020107. The next prime is 772570020203. The reversal of 772570020126 is 621020075277.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656171 + ... + 2070758.

It is an arithmetic number, because the mean of its divisors is an integer number (96574073625).

Almost surely, 2^772570020126 is an apocalyptic number.

772570020126 is an abundant number, since it is smaller than the sum of its proper divisors (772615157874).

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

772570020126 is a wasteful number, since it uses less digits than its factorization.

772570020126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761483.

The product of its (nonzero) digits is 82320, while the sum is 39.

The spelling of 772570020126 in words is "seven hundred seventy-two billion, five hundred seventy million, twenty thousand, one hundred twenty-six".