45250721245 has 8 divisors (see below), whose sum is σ = 54305648640. Its totient is φ = 36197388240.

The previous prime is 45250721239. The next prime is 45250721251. The reversal of 45250721245 is 54212705254.

It is an interprime number because it is at equal distance from previous prime (45250721239) and next prime (45250721251).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45250721245 - 2⁹ = 45250720733 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335241 + ... + 450430.

It is an arithmetic number, because the mean of its divisors is an integer number (6788206080).

Almost surely, 2^45250721245 is an apocalyptic number.

It is an amenable number.

45250721245 is a deficient number, since it is larger than the sum of its proper divisors (9054927395).

45250721245 is a wasteful number, since it uses less digits than its factorization.

45250721245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797195.

The product of its (nonzero) digits is 112000, while the sum is 37.

The spelling of 45250721245 in words is "forty-five billion, two hundred fifty million, seven hundred twenty-one thousand, two hundred forty-five".