90964555055 has 32 divisors (see below), whose sum is σ = 125808215040. Its totient is φ = 62515707520.

The previous prime is 90964555051. The next prime is 90964555151. The reversal of 90964555055 is 55055546909.

It is not a de Polignac number, because 90964555055 - 2² = 90964555051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 90964554988 and 90964555006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90964555051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 531749 + ... + 681678.

It is an arithmetic number, because the mean of its divisors is an integer number (3931506720).

Almost surely, 2^90964555055 is an apocalyptic number.

90964555055 is a deficient number, since it is larger than the sum of its proper divisors (34843659985).

90964555055 is a wasteful number, since it uses less digits than its factorization.

90964555055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213519.

The product of its (nonzero) digits is 6075000, while the sum is 53.

The spelling of 90964555055 in words is "ninety billion, nine hundred sixty-four million, five hundred fifty-five thousand, fifty-five".