90262362892 has 24 divisors (see below), whose sum is σ = 170118410112. Its totient is φ = 41657452800.

The previous prime is 90262362889. The next prime is 90262362893. The reversal of 90262362892 is 29826326209.

It is not an unprimeable number, because it can be changed into a prime (90262362893) 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, 1553892 + ... + 1610932.

It is an arithmetic number, because the mean of its divisors is an integer number (7088267088).

Almost surely, 2^90262362892 is an apocalyptic number.

It is an amenable number.

90262362892 is a deficient number, since it is larger than the sum of its proper divisors (79856047220).

90262362892 is a wasteful number, since it uses less digits than its factorization.

90262362892 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87489 (or 87487 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 90262362892 in words is "ninety billion, two hundred sixty-two million, three hundred sixty-two thousand, eight hundred ninety-two".