74658111744 has 144 divisors (see below), whose sum is σ = 210764296512. Its totient is φ = 23380230144.

The previous prime is 74658111739. The next prime is 74658111779. The reversal of 74658111744 is 44711185647.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 74658111693 and 74658111702.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7737387 + ... + 7747029.

It is an arithmetic number, because the mean of its divisors is an integer number (1463640948).

Almost surely, 2^74658111744 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74658111744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105382148256).

74658111744 is an abundant number, since it is smaller than the sum of its proper divisors (136106184768).

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

74658111744 is a wasteful number, since it uses less digits than its factorization.

74658111744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10272 (or 10258 counting only the distinct ones).

The product of its digits is 752640, while the sum is 48.

The spelling of 74658111744 in words is "seventy-four billion, six hundred fifty-eight million, one hundred eleven thousand, seven hundred forty-four".