90271036444 has 12 divisors (see below), whose sum is σ = 157976855568. Its totient is φ = 45134792000.

The previous prime is 90271036441. The next prime is 90271036487. The reversal of 90271036444 is 44463017209.

It is a junction number, because it is equal to n+sod(n) for n = 90271036397 and 90271036406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90271036441) 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, 176649 + ... + 460159.

It is an arithmetic number, because the mean of its divisors is an integer number (13164737964).

Almost surely, 2^90271036444 is an apocalyptic number.

It is an amenable number.

90271036444 is a deficient number, since it is larger than the sum of its proper divisors (67705819124).

90271036444 is a wasteful number, since it uses less digits than its factorization.

90271036444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363116 (or 363114 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 40.

The spelling of 90271036444 in words is "ninety billion, two hundred seventy-one million, thirty-six thousand, four hundred forty-four".