74434135360 has 112 divisors (see below), whose sum is σ = 191723930496. Its totient is φ = 27361953792.

The previous prime is 74434135357. The next prime is 74434135381. The reversal of 74434135360 is 6353143447.

It is a Harshad number since it is a multiple of its sum of digits (40).

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, 904909 + ... + 983731.

It is an arithmetic number, because the mean of its divisors is an integer number (1711820808).

Almost surely, 2^74434135360 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 74434135360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95861965248).

74434135360 is an abundant number, since it is smaller than the sum of its proper divisors (117289795136).

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

74434135360 is a wasteful number, since it uses less digits than its factorization.

74434135360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79080 (or 79070 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 74434135360 in words is "seventy-four billion, four hundred thirty-four million, one hundred thirty-five thousand, three hundred sixty".