501872005376 has 54 divisors (see below), whose sum is σ = 1165340104110. Its totient is φ = 215087996928.

The previous prime is 501872005357. The next prime is 501872005381. The reversal of 501872005376 is 673500278105.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 466762240000 + 35109765376 = 683200^2 + 187376^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19991921 + ... + 20017008.

Almost surely, 2^501872005376 is an apocalyptic number.

501872005376 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

501872005376 is an abundant number, since it is smaller than the sum of its proper divisors (663468098734).

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

501872005376 is an equidigital number, since it uses as much as digits as its factorization.

501872005376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40008959 (or 40008938 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 501872005376 in words is "five hundred one billion, eight hundred seventy-two million, five thousand, three hundred seventy-six".