45907255109 has 4 divisors (see below), whose sum is σ = 47026944300. Its totient is φ = 44787565920.

The previous prime is 45907255103. The next prime is 45907255117. The reversal of 45907255109 is 90155270954.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3530974084 + 42376281025 = 59422^2 + 205855^2 .

It is a cyclic number.

It is not a de Polignac number, because 45907255109 - 2⁸ = 45907254853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45907255103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559844534 + ... + 559844615.

It is an arithmetic number, because the mean of its divisors is an integer number (11756736075).

Almost surely, 2^45907255109 is an apocalyptic number.

It is an amenable number.

45907255109 is a deficient number, since it is larger than the sum of its proper divisors (1119689191).

45907255109 is a wasteful number, since it uses less digits than its factorization.

45907255109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119689190.

The product of its (nonzero) digits is 567000, while the sum is 47.

The spelling of 45907255109 in words is "forty-five billion, nine hundred seven million, two hundred fifty-five thousand, one hundred nine".