74320554000 has 960 divisors, whose sum is σ = 309506476032. Its totient is φ = 15212736000.

The previous prime is 74320553953. The next prime is 74320554029. The reversal of 74320554000 is 45502347.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 1109261967 + ... + 1109262033.

Almost surely, 2^74320554000 is an apocalyptic number.

74320554000 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74320554000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154753238016).

74320554000 is an abundant number, since it is smaller than the sum of its proper divisors (235185922032).

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

74320554000 is an equidigital number, since it uses as much as digits as its factorization.

74320554000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 30.

The spelling of 74320554000 in words is "seventy-four billion, three hundred twenty million, five hundred fifty-four thousand".