45468481979 has 8 divisors (see below), whose sum is σ = 48192697008. Its totient is φ = 42749777920.

The previous prime is 45468481973. The next prime is 45468481987. The reversal of 45468481979 is 97918486454.

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 45468481979 - 2⁴ = 45468481963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45468481973) 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, 1360742 + ... + 1393755.

It is an arithmetic number, because the mean of its divisors is an integer number (6024087126).

Almost surely, 2^45468481979 is an apocalyptic number.

45468481979 is a deficient number, since it is larger than the sum of its proper divisors (2724215029).

45468481979 is a wasteful number, since it uses less digits than its factorization.

45468481979 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2755485.

The product of its digits is 69672960, while the sum is 65.

The spelling of 45468481979 in words is "forty-five billion, four hundred sixty-eight million, four hundred eighty-one thousand, nine hundred seventy-nine".