90157733203 has 8 divisors (see below), whose sum is σ = 92342858960. Its totient is φ = 87997298400.

The previous prime is 90157733111. The next prime is 90157733219. The reversal of 90157733203 is 30233775109.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90157733203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (90157733243) 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, 6165348 + ... + 6179953.

It is an arithmetic number, because the mean of its divisors is an integer number (11542857370).

Almost surely, 2^90157733203 is an apocalyptic number.

90157733203 is a deficient number, since it is larger than the sum of its proper divisors (2185125757).

90157733203 is a wasteful number, since it uses less digits than its factorization.

90157733203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345477.

The product of its (nonzero) digits is 119070, while the sum is 40.

The spelling of 90157733203 in words is "ninety billion, one hundred fifty-seven million, seven hundred thirty-three thousand, two hundred three".