90533767810 has 16 divisors (see below), whose sum is σ = 163430415936. Its totient is φ = 36109144048.

The previous prime is 90533767799. The next prime is 90533767811. The reversal of 90533767810 is 1876733509.

It is a super-2 number, since 2×90533767810² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90533767811) 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, 13041742 + ... + 13048681.

It is an arithmetic number, because the mean of its divisors is an integer number (10214400996).

Almost surely, 2^90533767810 is an apocalyptic number.

90533767810 is a deficient number, since it is larger than the sum of its proper divisors (72896648126).

90533767810 is a wasteful number, since it uses less digits than its factorization.

90533767810 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26090777.

The product of its (nonzero) digits is 952560, while the sum is 49.

The spelling of 90533767810 in words is "ninety billion, five hundred thirty-three million, seven hundred sixty-seven thousand, eight hundred ten".