90525864780395 has 128 divisors (see below), whose sum is σ = 133271058972672. Its totient is φ = 58221047808000.

The previous prime is 90525864780383. The next prime is 90525864780397. The reversal of 90525864780395 is 59308746852509.

It is not a de Polignac number, because 90525864780395 - 2¹⁴ = 90525864764011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (90525864780397) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 275680547 + ... + 276008723.

It is an arithmetic number, because the mean of its divisors is an integer number (1041180148224).

Almost surely, 2^{90525864780395} is an apocalyptic number.

90525864780395 is a deficient number, since it is larger than the sum of its proper divisors (42745194192277).

90525864780395 is a wasteful number, since it uses less digits than its factorization.

90525864780395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328461.

The product of its (nonzero) digits is 653184000, while the sum is 71.

The spelling of 90525864780395 in words is "ninety trillion, five hundred twenty-five billion, eight hundred sixty-four million, seven hundred eighty thousand, three hundred ninety-five".