64824712514 has 4 divisors (see below), whose sum is σ = 97237068774. Its totient is φ = 32412356256.

The previous prime is 64824712493. The next prime is 64824712517. The reversal of 64824712514 is 41521742846.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 46843243489 + 17981469025 = 216433^2 + 134095^2 .

It is not an unprimeable number, because it can be changed into a prime (64824712517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16206178127 + ... + 16206178130.

Almost surely, 2^64824712514 is an apocalyptic number.

64824712514 is a deficient number, since it is larger than the sum of its proper divisors (32412356260).

64824712514 is a wasteful number, since it uses less digits than its factorization.

64824712514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32412356259.

The product of its digits is 430080, while the sum is 44.

The spelling of 64824712514 in words is "sixty-four billion, eight hundred twenty-four million, seven hundred twelve thousand, five hundred fourteen".