45479875489 has 8 divisors (see below), whose sum is σ = 47175050912. Its totient is φ = 43813677600.

The previous prime is 45479875477. The next prime is 45479875513. The reversal of 45479875489 is 98457897454.

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 45479875489 - 2⁹ = 45479874977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45479875409) 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, 7241187 + ... + 7247464.

It is an arithmetic number, because the mean of its divisors is an integer number (5896881364).

Almost surely, 2^45479875489 is an apocalyptic number.

It is an amenable number.

45479875489 is a deficient number, since it is larger than the sum of its proper divisors (1695175423).

45479875489 is a wasteful number, since it uses less digits than its factorization.

45479875489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14488767.

The product of its digits is 406425600, while the sum is 70.

The spelling of 45479875489 in words is "forty-five billion, four hundred seventy-nine million, eight hundred seventy-five thousand, four hundred eighty-nine".