45089831709 has 64 divisors (see below), whose sum is σ = 74023040000. Its totient is φ = 27291660480.

The previous prime is 45089831681. The next prime is 45089831711. The reversal of 45089831709 is 90713898054.

45089831709 is a `hidden beast` number, since 450 + 8 + 98 + 31 + 70 + 9 = 666.

It is not a de Polignac number, because 45089831709 - 2⁷ = 45089831581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45089831719) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1721292 + ... + 1747290.

It is an arithmetic number, because the mean of its divisors is an integer number (1156610000).

Almost surely, 2^45089831709 is an apocalyptic number.

It is an amenable number.

45089831709 is a deficient number, since it is larger than the sum of its proper divisors (28933208291).

45089831709 is an equidigital number, since it uses as much as digits as its factorization.

45089831709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26094 (or 26076 counting only the distinct ones).

The product of its (nonzero) digits is 2177280, while the sum is 54.

The spelling of 45089831709 in words is "forty-five billion, eighty-nine million, eight hundred thirty-one thousand, seven hundred nine".