74465603320 has 128 divisors (see below), whose sum is σ = 179311968000. Its totient is φ = 27751127040.

The previous prime is 74465603309. The next prime is 74465603323. The reversal of 74465603320 is 2330656447.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74465603323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11246971 + ... + 11253589.

It is an arithmetic number, because the mean of its divisors is an integer number (1400874750).

Almost surely, 2^74465603320 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 74465603320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89655984000).

74465603320 is an abundant number, since it is smaller than the sum of its proper divisors (104846364680).

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

74465603320 is a wasteful number, since it uses less digits than its factorization.

74465603320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6893 (or 6889 counting only the distinct ones).

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

The spelling of 74465603320 in words is "seventy-four billion, four hundred sixty-five million, six hundred three thousand, three hundred twenty".