90967265893 has 4 divisors (see below), whose sum is σ = 103962589600. Its totient is φ = 77971942188.

The previous prime is 90967265869. The next prime is 90967265927. The reversal of 90967265893 is 39856276909.

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 not a de Polignac number, because 90967265893 - 2¹³ = 90967257701 is a prime.

It is a super-2 number, since 2×90967265893² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90967265803) 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, 6497661843 + ... + 6497661856.

It is an arithmetic number, because the mean of its divisors is an integer number (25990647400).

Almost surely, 2^90967265893 is an apocalyptic number.

It is an amenable number.

90967265893 is a deficient number, since it is larger than the sum of its proper divisors (12995323707).

90967265893 is a wasteful number, since it uses less digits than its factorization.

90967265893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12995323706.

The product of its (nonzero) digits is 44089920, while the sum is 64.

The spelling of 90967265893 in words is "ninety billion, nine hundred sixty-seven million, two hundred sixty-five thousand, eight hundred ninety-three".