87404167632 has 40 divisors (see below), whose sum is σ = 226423097280. Its totient is φ = 29053561600.

The previous prime is 87404167619. The next prime is 87404167633. The reversal of 87404167632 is 23676140478.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87404167633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2518869 + ... + 2553332.

It is an arithmetic number, because the mean of its divisors is an integer number (5660577432).

Almost surely, 2^87404167632 is an apocalyptic number.

It is an amenable number.

87404167632 is an abundant number, since it is smaller than the sum of its proper divisors (139018929648).

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

87404167632 is a wasteful number, since it uses less digits than its factorization.

87404167632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5072571 (or 5072565 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 87404167632 in words is "eighty-seven billion, four hundred four million, one hundred sixty-seven thousand, six hundred thirty-two".