74157337225 has 12 divisors (see below), whose sum is σ = 91960989120. Its totient is φ = 59322069200.

The previous prime is 74157337223. The next prime is 74157337271. The reversal of 74157337225 is 52273375147.

It is not a de Polignac number, because 74157337225 - 2¹ = 74157337223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74157337223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 342540 + ... + 515410.

It is an arithmetic number, because the mean of its divisors is an integer number (7663415760).

Almost surely, 2^74157337225 is an apocalyptic number.

It is an amenable number.

74157337225 is a deficient number, since it is larger than the sum of its proper divisors (17803651895).

74157337225 is a wasteful number, since it uses less digits than its factorization.

74157337225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190040 (or 190035 counting only the distinct ones).

The product of its digits is 1234800, while the sum is 46.

The spelling of 74157337225 in words is "seventy-four billion, one hundred fifty-seven million, three hundred thirty-seven thousand, two hundred twenty-five".