74042540000 has 240 divisors, whose sum is σ = 214009432560. Its totient is φ = 24852480000.

The previous prime is 74042539943. The next prime is 74042540069. The reversal of 74042540000 is 4524047.

It is a super-3 number, since 3×74042540000³ (a number of 34 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2847056 + ... + 2872944.

It is an arithmetic number, because the mean of its divisors is an integer number (891705969).

Almost surely, 2^74042540000 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 74042540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107004716280).

74042540000 is an abundant number, since it is smaller than the sum of its proper divisors (139966892560).

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

74042540000 is a wasteful number, since it uses less digits than its factorization.

74042540000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25943 (or 25920 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 26.

The spelling of 74042540000 in words is "seventy-four billion, forty-two million, five hundred forty thousand".