87045833628 has 48 divisors (see below), whose sum is σ = 243033955360. Its totient is φ = 26783332992.

The previous prime is 87045833587. The next prime is 87045833629. The reversal of 87045833628 is 82633854078.

87045833628 is a `hidden beast` number, since 8 + 7 + 0 + 4 + 5 + 8 + 3 + 3 + 628 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87045833629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30997825 + ... + 31000632.

Almost surely, 2^87045833628 is an apocalyptic number.

It is an amenable number.

87045833628 is an abundant number, since it is smaller than the sum of its proper divisors (155988121732).

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

87045833628 is a wasteful number, since it uses less digits than its factorization.

87045833628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61998483 (or 61998475 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 87045833628 in words is "eighty-seven billion, forty-five million, eight hundred thirty-three thousand, six hundred twenty-eight".