74001072000 has 128 divisors (see below), whose sum is σ = 245313712800. Its totient is φ = 19733606400.

The previous prime is 74001071983. The next prime is 74001072011. The reversal of 74001072000 is 27010047.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 722845 + ... + 818844.

Almost surely, 2^74001072000 is an apocalyptic number.

It is an amenable number.

74001072000 is an abundant number, since it is smaller than the sum of its proper divisors (171312640800).

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

74001072000 is a wasteful number, since it uses less digits than its factorization.

74001072000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541721 (or 1541699 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

Adding to 74001072000 its reverse (27010047), we get a palindrome (74028082047).

The spelling of 74001072000 in words is "seventy-four billion, one million, seventy-two thousand".