45325351637 has 4 divisors (see below), whose sum is σ = 47710896480. Its totient is φ = 42939806796.

The previous prime is 45325351633. The next prime is 45325351651. The reversal of 45325351637 is 73615352354.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45325351637 - 2² = 45325351633 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 (45325351633) 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, 1192772393 + ... + 1192772430.

It is an arithmetic number, because the mean of its divisors is an integer number (11927724120).

Almost surely, 2^45325351637 is an apocalyptic number.

It is an amenable number.

45325351637 is a deficient number, since it is larger than the sum of its proper divisors (2385544843).

45325351637 is a wasteful number, since it uses less digits than its factorization.

45325351637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2385544842.

The product of its digits is 1134000, while the sum is 44.

The spelling of 45325351637 in words is "forty-five billion, three hundred twenty-five million, three hundred fifty-one thousand, six hundred thirty-seven".