64506036462 has 64 divisors (see below), whose sum is σ = 147866757120. Its totient is φ = 18377339904.

The previous prime is 64506036457. The next prime is 64506036493. The reversal of 64506036462 is 26463060546.

It is a super-2 number, since 2×64506036462² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31176364 + ... + 31178432.

It is an arithmetic number, because the mean of its divisors is an integer number (2310418080).

Almost surely, 2^64506036462 is an apocalyptic number.

64506036462 is an abundant number, since it is smaller than the sum of its proper divisors (83360720658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64506036462 is a wasteful number, since it uses less digits than its factorization.

64506036462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3857.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 64506036462 in words is "sixty-four billion, five hundred six million, thirty-six thousand, four hundred sixty-two".