90960005553 has 4 divisors (see below), whose sum is σ = 121280007408. Its totient is φ = 60640003700.

The previous prime is 90960005533. The next prime is 90960005579. The reversal of 90960005553 is 35550006909.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 90960005553 - 2²¹ = 90957908401 is a prime.

It is a super-2 number, since 2×90960005553² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (90960005533) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15160000923 + ... + 15160000928.

It is an arithmetic number, because the mean of its divisors is an integer number (30320001852).

Almost surely, 2^90960005553 is an apocalyptic number.

It is an amenable number.

90960005553 is a deficient number, since it is larger than the sum of its proper divisors (30320001855).

90960005553 is a wasteful number, since it uses less digits than its factorization.

90960005553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30320001854.

The product of its (nonzero) digits is 182250, while the sum is 42.

The spelling of 90960005553 in words is "ninety billion, nine hundred sixty million, five thousand, five hundred fifty-three".