772100131513 has 16 divisors (see below), whose sum is σ = 827139441600. Its totient is φ = 718519887360.

The previous prime is 772100131511. The next prime is 772100131547. The reversal of 772100131513 is 315131001277.

It is a cyclic number.

It is not a de Polignac number, because 772100131513 - 2¹ = 772100131511 is a prime.

It is a super-2 number, since 2×772100131513² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772100131511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1220145 + ... + 1741537.

It is an arithmetic number, because the mean of its divisors is an integer number (51696215100).

Almost surely, 2^772100131513 is an apocalyptic number.

It is an amenable number.

772100131513 is a deficient number, since it is larger than the sum of its proper divisors (55039310087).

772100131513 is a wasteful number, since it uses less digits than its factorization.

772100131513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522792.

The product of its (nonzero) digits is 4410, while the sum is 31.

The spelling of 772100131513 in words is "seven hundred seventy-two billion, one hundred million, one hundred thirty-one thousand, five hundred thirteen".