89783936905825 has 12 divisors (see below), whose sum is σ = 111375930633520. Its totient is φ = 71798859930960.

The previous prime is 89783936905823. The next prime is 89783936905841. The reversal of 89783936905825 is 52850963938798.

It is not a de Polignac number, because 89783936905825 - 2¹ = 89783936905823 is a prime.

It is a super-2 number, since 2×89783936905825² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (89783936905823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 707175099 + ... + 707302048.

Almost surely, 2^{89783936905825} is an apocalyptic number.

It is an amenable number.

89783936905825 is a deficient number, since it is larger than the sum of its proper divisors (21591993727695).

89783936905825 is a wasteful number, since it uses less digits than its factorization.

89783936905825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1414479696 (or 1414479691 counting only the distinct ones).

The product of its (nonzero) digits is 7054387200, while the sum is 82.

The spelling of 89783936905825 in words is "eighty-nine trillion, seven hundred eighty-three billion, nine hundred thirty-six million, nine hundred five thousand, eight hundred twenty-five".