74216986888 has 48 divisors (see below), whose sum is σ = 155550150000. Its totient is φ = 33163188960.

The previous prime is 74216986873. The next prime is 74216986897. The reversal of 74216986888 is 88868961247.

It is a super-2 number, since 2×74216986888² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (67) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 592638 + ... + 706861.

It is an arithmetic number, because the mean of its divisors is an integer number (3240628125).

Almost surely, 2^74216986888 is an apocalyptic number.

It is an amenable number.

74216986888 is an abundant number, since it is smaller than the sum of its proper divisors (81333163112).

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

74216986888 is a wasteful number, since it uses less digits than its factorization.

74216986888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299586 (or 1299571 counting only the distinct ones).

The product of its digits is 74317824, while the sum is 67.

The spelling of 74216986888 in words is "seventy-four billion, two hundred sixteen million, nine hundred eighty-six thousand, eight hundred eighty-eight".