74737806696 has 192 divisors, whose sum is σ = 232736025600. Its totient is φ = 21224484864.

The previous prime is 74737806667. The next prime is 74737806713. The reversal of 74737806696 is 69660873747.

74737806696 is a `hidden beast` number, since 7 + 473 + 78 + 0 + 6 + 6 + 96 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85219410 + ... + 85220286.

It is an arithmetic number, because the mean of its divisors is an integer number (1212166800).

Almost surely, 2^74737806696 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 74737806696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116368012800).

74737806696 is an abundant number, since it is smaller than the sum of its proper divisors (157998218904).

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

74737806696 is a wasteful number, since it uses less digits than its factorization.

74737806696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728 (or 1721 counting only the distinct ones).

The product of its (nonzero) digits is 64012032, while the sum is 63.

The spelling of 74737806696 in words is "seventy-four billion, seven hundred thirty-seven million, eight hundred six thousand, six hundred ninety-six".