74623544034064 has 45 divisors (see below), whose sum is σ = 146441806165557. Its totient is φ = 36838123500672.

The previous prime is 74623544034019. The next prime is 74623544034113. The reversal of 74623544034064 is 46043044532647.

The square root of 74623544034064 is 8638492.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 69885921648400 + 4737622385664 = 8359780^2 + 2176608^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 2729749804 + ... + 2729777140.

Almost surely, 2^{74623544034064} is an apocalyptic number.

74623544034064 is the 8638492-nd square number.

It is an amenable number.

74623544034064 is a deficient number, since it is larger than the sum of its proper divisors (71818262131493).

74623544034064 is an frugal number, since it uses more digits than its factorization.

74623544034064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54840 (or 27418 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 52.

The spelling of 74623544034064 in words is "seventy-four trillion, six hundred twenty-three billion, five hundred forty-four million, thirty-four thousand, sixty-four".