74119420980 has 240 divisors, whose sum is σ = 268574999616. Its totient is φ = 16911313920.

The previous prime is 74119420957. The next prime is 74119420981. The reversal of 74119420980 is 8902491147.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74119420981) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 180607 + ... + 425273.

Almost surely, 2^74119420980 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 74119420980, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134287499808).

74119420980 is an abundant number, since it is smaller than the sum of its proper divisors (194455578636).

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

74119420980 is a wasteful number, since it uses less digits than its factorization.

74119420980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244716 (or 244705 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 45.

The spelling of 74119420980 in words is "seventy-four billion, one hundred nineteen million, four hundred twenty thousand, nine hundred eighty".