87032577730542 has 128 divisors (see below), whose sum is σ = 187825042944000. Its totient is φ = 26796523057920.

The previous prime is 87032577730541. The next prime is 87032577730543. The reversal of 87032577730542 is 24503777523078.

It is an interprime number because it is at equal distance from previous prime (87032577730541) and next prime (87032577730543).

It is a super-2 number, since 2×87032577730542² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (87032577730541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11559642634 + ... + 11559650162.

It is an arithmetic number, because the mean of its divisors is an integer number (1467383148000).

Almost surely, 2^{87032577730542} is an apocalyptic number.

87032577730542 is an abundant number, since it is smaller than the sum of its proper divisors (100792465213458).

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

87032577730542 is a wasteful number, since it uses less digits than its factorization.

87032577730542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11526.

The product of its (nonzero) digits is 69148800, while the sum is 60.

The spelling of 87032577730542 in words is "eighty-seven trillion, thirty-two billion, five hundred seventy-seven million, seven hundred thirty thousand, five hundred forty-two".