74534667716377 has 16 divisors (see below), whose sum is σ = 87138917165952. Its totient is φ = 63061058459520.

The previous prime is 74534667716363. The next prime is 74534667716419. The reversal of 74534667716377 is 77361776643547.

It is a de Polignac number, because none of the positive numbers 2^k-74534667716377 is a prime.

It is a super-2 number, since 2×74534667716377² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74534667716477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3981118068 + ... + 3981136789.

It is an arithmetic number, because the mean of its divisors is an integer number (5446182322872).

Almost surely, 2^{74534667716377} is an apocalyptic number.

It is an amenable number.

74534667716377 is a deficient number, since it is larger than the sum of its proper divisors (12604249449575).

74534667716377 is a wasteful number, since it uses less digits than its factorization.

74534667716377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7962254928.

The product of its digits is 2613824640, while the sum is 73.

The spelling of 74534667716377 in words is "seventy-four trillion, five hundred thirty-four billion, six hundred sixty-seven million, seven hundred sixteen thousand, three hundred seventy-seven".