766475456356 has 6 divisors (see below), whose sum is σ = 1341332048630. Its totient is φ = 383237728176.

The previous prime is 766475456347. The next prime is 766475456371. The reversal of 766475456356 is 653654574667.

It can be written as a sum of positive squares in only one way, i.e., 738791820900 + 27683635456 = 859530^2 + 166384^2 .

It is a super-4 number, since 4×766475456356⁴ (a number of 49 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 95809432041 + ... + 95809432048.

Almost surely, 2^766475456356 is an apocalyptic number.

It is an amenable number.

766475456356 is a deficient number, since it is larger than the sum of its proper divisors (574856592274).

766475456356 is a wasteful number, since it uses less digits than its factorization.

766475456356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191618864093 (or 191618864091 counting only the distinct ones).

The product of its digits is 381024000, while the sum is 64.

The spelling of 766475456356 in words is "seven hundred sixty-six billion, four hundred seventy-five million, four hundred fifty-six thousand, three hundred fifty-six".