173442754564 has 6 divisors (see below), whose sum is σ = 303524820494. Its totient is φ = 86721377280.

The previous prime is 173442754553. The next prime is 173442754571. The reversal of 173442754564 is 465457244371.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 171927988164 + 1514766400 = 414642^2 + 38920^2 .

It is a super-2 number, since 2×173442754564² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21680344317 + ... + 21680344324.

Almost surely, 2^173442754564 is an apocalyptic number.

It is an amenable number.

173442754564 is a deficient number, since it is larger than the sum of its proper divisors (130082065930).

173442754564 is a wasteful number, since it uses less digits than its factorization.

173442754564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43360688645 (or 43360688643 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 52.

The spelling of 173442754564 in words is "one hundred seventy-three billion, four hundred forty-two million, seven hundred fifty-four thousand, five hundred sixty-four".