74211340272 has 40 divisors (see below), whose sum is σ = 192933748176. Its totient is φ = 24579549696.

The previous prime is 74211340237. The next prime is 74211340277. The reversal of 74211340272 is 27204311247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74211340277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4916253 + ... + 4931324.

Almost surely, 2^74211340272 is an apocalyptic number.

It is an amenable number.

74211340272 is an abundant number, since it is smaller than the sum of its proper divisors (118722407904).

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

74211340272 is a wasteful number, since it uses less digits than its factorization.

74211340272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9847745 (or 9847739 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 33.

The spelling of 74211340272 in words is "seventy-four billion, two hundred eleven million, three hundred forty thousand, two hundred seventy-two".