45613900921 has 8 divisors (see below), whose sum is σ = 47301535424. Its totient is φ = 43950204720.

The previous prime is 45613900919. The next prime is 45613900933. The reversal of 45613900921 is 12900931654.

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

It is a cyclic number.

It is not a de Polignac number, because 45613900921 - 2¹ = 45613900919 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45613900021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5980695 + ... + 5988316.

It is an arithmetic number, because the mean of its divisors is an integer number (5912691928).

Almost surely, 2^45613900921 is an apocalyptic number.

It is an amenable number.

45613900921 is a deficient number, since it is larger than the sum of its proper divisors (1687634503).

45613900921 is a wasteful number, since it uses less digits than its factorization.

45613900921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11969151.

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 45613900921 in words is "forty-five billion, six hundred thirteen million, nine hundred thousand, nine hundred twenty-one".