90603062772 has 48 divisors (see below), whose sum is σ = 213488194752. Its totient is φ = 29904007680.

The previous prime is 90603062741. The next prime is 90603062783. The reversal of 90603062772 is 27726030609.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2758398 + ... + 2791050.

It is an arithmetic number, because the mean of its divisors is an integer number (4447670724).

Almost surely, 2^90603062772 is an apocalyptic number.

It is an amenable number.

90603062772 is an abundant number, since it is smaller than the sum of its proper divisors (122885131980).

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

90603062772 is a wasteful number, since it uses less digits than its factorization.

90603062772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34928 (or 34926 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 42.

The spelling of 90603062772 in words is "ninety billion, six hundred three million, sixty-two thousand, seven hundred seventy-two".