763977387364 has 27 divisors (see below), whose sum is σ = 1350384909363. Its totient is φ = 378190911672.

The previous prime is 763977387347. The next prime is 763977387367. The reversal of 763977387364 is 463783779367.

The square root of 763977387364 is 874058.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×763977387364² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 763977387293 and 763977387302.

It is not an unprimeable number, because it can be changed into a prime (763977387367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 180053827 + ... + 180058069.

Almost surely, 2^763977387364 is an apocalyptic number.

763977387364 is the 874058-th square number.

It is an amenable number.

763977387364 is a deficient number, since it is larger than the sum of its proper divisors (586407521999).

763977387364 is an frugal number, since it uses more digits than its factorization.

763977387364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8696 (or 4348 counting only the distinct ones).

The product of its digits is 672126336, while the sum is 70.

The spelling of 763977387364 in words is "seven hundred sixty-three billion, nine hundred seventy-seven million, three hundred eighty-seven thousand, three hundred sixty-four".