45460670721 has 4 divisors (see below), whose sum is σ = 60614227632. Its totient is φ = 30307113812.

The previous prime is 45460670713. The next prime is 45460670729. The reversal of 45460670721 is 12707606454.

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 an interprime number because it is at equal distance from previous prime (45460670713) and next prime (45460670729).

It is a cyclic number.

It is not a de Polignac number, because 45460670721 - 2³ = 45460670713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45460670729) 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, 7576778451 + ... + 7576778456.

It is an arithmetic number, because the mean of its divisors is an integer number (15153556908).

Almost surely, 2^45460670721 is an apocalyptic number.

It is an amenable number.

45460670721 is a deficient number, since it is larger than the sum of its proper divisors (15153556911).

45460670721 is a wasteful number, since it uses less digits than its factorization.

45460670721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15153556910.

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 45460670721 in words is "forty-five billion, four hundred sixty million, six hundred seventy thousand, seven hundred twenty-one".