74370434740 has 48 divisors (see below), whose sum is σ = 178960118400. Its totient is φ = 25431138432.

The previous prime is 74370434707. The next prime is 74370434777. The reversal of 74370434740 is 4743407347.

It is a congruent number.

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, 647755 + ... + 753874.

It is an arithmetic number, because the mean of its divisors is an integer number (3728335800).

Almost surely, 2^74370434740 is an apocalyptic number.

74370434740 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

74370434740 is an abundant number, since it is smaller than the sum of its proper divisors (104589683660).

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

74370434740 is a wasteful number, since it uses less digits than its factorization.

74370434740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402024 (or 1402022 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 43.

The spelling of 74370434740 in words is "seventy-four billion, three hundred seventy million, four hundred thirty-four thousand, seven hundred forty".