45449548405 has 8 divisors (see below), whose sum is σ = 57409956000. Its totient is φ = 34445973456.

The previous prime is 45449548393. The next prime is 45449548421. The reversal of 45449548405 is 50484594454.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45449548405 is a prime.

It is a super-2 number, since 2×45449548405² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 239208055 + ... + 239208244.

It is an arithmetic number, because the mean of its divisors is an integer number (7176244500).

Almost surely, 2^45449548405 is an apocalyptic number.

It is an amenable number.

45449548405 is a deficient number, since it is larger than the sum of its proper divisors (11960407595).

45449548405 is a wasteful number, since it uses less digits than its factorization.

45449548405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478416323.

The product of its (nonzero) digits is 9216000, while the sum is 52.

The spelling of 45449548405 in words is "forty-five billion, four hundred forty-nine million, five hundred forty-eight thousand, four hundred five".