74372732065425 has 12 divisors (see below), whose sum is σ = 122962917014960. Its totient is φ = 39665457101520.

The previous prime is 74372732065421. The next prime is 74372732065469. The reversal of 74372732065425 is 52456023727347.

It is not a de Polignac number, because 74372732065425 - 2² = 74372732065421 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74372732065421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 495818213695 + ... + 495818213844.

Almost surely, 2^{74372732065425} is an apocalyptic number.

74372732065425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

74372732065425 is a deficient number, since it is larger than the sum of its proper divisors (48590184949535).

74372732065425 is a wasteful number, since it uses less digits than its factorization.

74372732065425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 991636427552 (or 991636427547 counting only the distinct ones).

The product of its (nonzero) digits is 59270400, while the sum is 57.

The spelling of 74372732065425 in words is "seventy-four trillion, three hundred seventy-two billion, seven hundred thirty-two million, sixty-five thousand, four hundred twenty-five".