74337878742 has 16 divisors (see below), whose sum is σ = 149991473520. Its totient is φ = 24560006912.

The previous prime is 74337878677. The next prime is 74337878777. The reversal of 74337878742 is 24787873347.

It is a super-2 number, since 2×74337878742² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54820767 + ... + 54822122.

It is an arithmetic number, because the mean of its divisors is an integer number (9374467095).

Almost surely, 2^74337878742 is an apocalyptic number.

74337878742 is an abundant number, since it is smaller than the sum of its proper divisors (75653594778).

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

74337878742 is a wasteful number, since it uses less digits than its factorization.

74337878742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109643007.

The product of its digits is 44255232, while the sum is 60.

The spelling of 74337878742 in words is "seventy-four billion, three hundred thirty-seven million, eight hundred seventy-eight thousand, seven hundred forty-two".