87501752023988 has 48 divisors (see below), whose sum is σ = 162771499480464. Its totient is φ = 41015806525440.

The previous prime is 87501752023913. The next prime is 87501752024033. The reversal of 87501752023988 is 88932025710578.

It can be written as a sum of positive squares in 8 ways, for example, as 59107219886884 + 28394532137104 = 7688122^2 + 5328652^2 .

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, 808403120 + ... + 808511352.

It is an arithmetic number, because the mean of its divisors is an integer number (3391072905843).

Almost surely, 2^{87501752023988} is an apocalyptic number.

It is an amenable number.

87501752023988 is a deficient number, since it is larger than the sum of its proper divisors (75269747456476).

87501752023988 is a wasteful number, since it uses less digits than its factorization.

87501752023988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154772 (or 154770 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 65.

The spelling of 87501752023988 in words is "eighty-seven trillion, five hundred one billion, seven hundred fifty-two million, twenty-three thousand, nine hundred eighty-eight".