64499046132 has 48 divisors (see below), whose sum is σ = 153509799744. Its totient is φ = 21071904000.

The previous prime is 64499046097. The next prime is 64499046167. The reversal of 64499046132 is 23164099446.

64499046132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64499046097) and next prime (64499046167).

It is a super-2 number, since 2×64499046132² (a number of 22 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 15 ways as a sum of consecutive naturals, for example, 48907 + ... + 362477.

It is an arithmetic number, because the mean of its divisors is an integer number (3198120828).

Almost surely, 2^64499046132 is an apocalyptic number.

It is an amenable number.

64499046132 is an abundant number, since it is smaller than the sum of its proper divisors (89010753612).

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

64499046132 is a wasteful number, since it uses less digits than its factorization.

64499046132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313920 (or 313918 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 48.

The spelling of 64499046132 in words is "sixty-four billion, four hundred ninety-nine million, forty-six thousand, one hundred thirty-two".