74104170672 has 80 divisors (see below), whose sum is σ = 228296102400. Its totient is φ = 20252069376.

The previous prime is 74104170661. The next prime is 74104170697. The reversal of 74104170672 is 27607140147.

It is a super-2 number, since 2×74104170672² (a number of 23 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 74104170672.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4786797 + ... + 4802252.

It is an arithmetic number, because the mean of its divisors is an integer number (2853701280).

Almost surely, 2^74104170672 is an apocalyptic number.

It is an amenable number.

74104170672 is an abundant number, since it is smaller than the sum of its proper divisors (154191931728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74104170672 is a wasteful number, since it uses less digits than its factorization.

74104170672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9589090 (or 9589084 counting only the distinct ones).

The product of its (nonzero) digits is 65856, while the sum is 39.

The spelling of 74104170672 in words is "seventy-four billion, one hundred four million, one hundred seventy thousand, six hundred seventy-two".