64592463752 has 8 divisors (see below), whose sum is σ = 121110869550. Its totient is φ = 32296231872.

The previous prime is 64592463751. The next prime is 64592463757. The reversal of 64592463752 is 25736429546.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 63884584516 + 707879236 = 252754^2 + 26606^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 64592463694 and 64592463703.

It is not an unprimeable number, because it can be changed into a prime (64592463751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4037028977 + ... + 4037028992.

Almost surely, 2^64592463752 is an apocalyptic number.

It is an amenable number.

64592463752 is a deficient number, since it is larger than the sum of its proper divisors (56518405798).

64592463752 is a wasteful number, since it uses less digits than its factorization.

64592463752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8074057975 (or 8074057971 counting only the distinct ones).

The product of its digits is 10886400, while the sum is 53.

The spelling of 64592463752 in words is "sixty-four billion, five hundred ninety-two million, four hundred sixty-three thousand, seven hundred fifty-two".