90464025255384 has 64 divisors (see below), whose sum is σ = 247381517053440. Its totient is φ = 27339846744960.

The previous prime is 90464025255379. The next prime is 90464025255397. The reversal of 90464025255384 is 48355252046409.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 459240352 + ... + 459437295.

It is an arithmetic number, because the mean of its divisors is an integer number (3865336203960).

Almost surely, 2^{90464025255384} is an apocalyptic number.

It is an amenable number.

90464025255384 is an abundant number, since it is smaller than the sum of its proper divisors (156917491798056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90464025255384 is a wasteful number, since it uses less digits than its factorization.

90464025255384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918678040 (or 918678036 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 57.

The spelling of 90464025255384 in words is "ninety trillion, four hundred sixty-four billion, twenty-five million, two hundred fifty-five thousand, three hundred eighty-four".