87533504542 has 8 divisors (see below), whose sum is σ = 143236643832. Its totient is φ = 39787956600.

The previous prime is 87533504537. The next prime is 87533504551. The reversal of 87533504542 is 24540533578.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×87533504542² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 87533504492 and 87533504501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1989397809 + ... + 1989397852.

It is an arithmetic number, because the mean of its divisors is an integer number (17904580479).

Almost surely, 2^87533504542 is an apocalyptic number.

87533504542 is a deficient number, since it is larger than the sum of its proper divisors (55703139290).

87533504542 is a wasteful number, since it uses less digits than its factorization.

87533504542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978795674.

The product of its (nonzero) digits is 2016000, while the sum is 46.

The spelling of 87533504542 in words is "eighty-seven billion, five hundred thirty-three million, five hundred four thousand, five hundred forty-two".