87034453213172 has 192 divisors, whose sum is σ = 159755847229440. Its totient is φ = 41463007488000.

The previous prime is 87034453213091. The next prime is 87034453213207. The reversal of 87034453213172 is 27131235443078.

It is a super-2 number, since 2×87034453213172² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 87034453213172.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 146769735308 + ... + 146769735900.

It is an arithmetic number, because the mean of its divisors is an integer number (832061704320).

Almost surely, 2^{87034453213172} is an apocalyptic number.

It is an amenable number.

87034453213172 is a deficient number, since it is larger than the sum of its proper divisors (72721394016268).

87034453213172 is a wasteful number, since it uses less digits than its factorization.

87034453213172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342 (or 1340 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 50.

The spelling of 87034453213172 in words is "eighty-seven trillion, thirty-four billion, four hundred fifty-three million, two hundred thirteen thousand, one hundred seventy-two".