90057521405283 has 16 divisors (see below), whose sum is σ = 120313769511936. Its totient is φ = 59919857275680.

The previous prime is 90057521405273. The next prime is 90057521405287. The reversal of 90057521405283 is 38250412575009.

It is not a de Polignac number, because 90057521405283 - 2⁶ = 90057521405219 is a prime.

It is a super-2 number, since 2×90057521405283² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90057521405287) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1845966 + ... + 13547052.

It is an arithmetic number, because the mean of its divisors is an integer number (7519610594496).

Almost surely, 2^{90057521405283} is an apocalyptic number.

90057521405283 is a deficient number, since it is larger than the sum of its proper divisors (30256248106653).

90057521405283 is a wasteful number, since it uses less digits than its factorization.

90057521405283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11706154.

The product of its (nonzero) digits is 3024000, while the sum is 51.

The spelling of 90057521405283 in words is "ninety trillion, fifty-seven billion, five hundred twenty-one million, four hundred five thousand, two hundred eighty-three".