766724272532 has 24 divisors (see below), whose sum is σ = 1459092141864. Its totient is φ = 351059761152.

The previous prime is 766724272529. The next prime is 766724272541. The reversal of 766724272532 is 235272427667.

It can be written as a sum of positive squares in 4 ways, for example, as 474134153476 + 292590119056 = 688574^2 + 540916^2 .

It is a super-2 number, since 2×766724272532² (a number of 25 digits) contains 22 as substring.

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, 152367173 + ... + 152372204.

It is an arithmetic number, because the mean of its divisors is an integer number (60795505911).

Almost surely, 2^766724272532 is an apocalyptic number.

It is an amenable number.

766724272532 is a deficient number, since it is larger than the sum of its proper divisors (692367869332).

766724272532 is a wasteful number, since it uses less digits than its factorization.

766724272532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304739435 (or 304739433 counting only the distinct ones).

The product of its digits is 11854080, while the sum is 53.

The spelling of 766724272532 in words is "seven hundred sixty-six billion, seven hundred twenty-four million, two hundred seventy-two thousand, five hundred thirty-two".