90073457332 has 12 divisors (see below), whose sum is σ = 157751802880. Its totient is φ = 45001513656.

The previous prime is 90073457317. The next prime is 90073457347. The reversal of 90073457332 is 23375437009.

It is an interprime number because it is at equal distance from previous prime (90073457317) and next prime (90073457347).

It is a super-2 number, since 2×90073457332² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8797998 + ... + 8808229.

Almost surely, 2^90073457332 is an apocalyptic number.

It is an amenable number.

90073457332 is a deficient number, since it is larger than the sum of its proper divisors (67678345548).

90073457332 is a wasteful number, since it uses less digits than its factorization.

90073457332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17607510 (or 17607508 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 43.

The spelling of 90073457332 in words is "ninety billion, seventy-three million, four hundred fifty-seven thousand, three hundred thirty-two".