45053477918 has 8 divisors (see below), whose sum is σ = 70518487248. Its totient is φ = 21547315504.

The previous prime is 45053477893. The next prime is 45053477933. The reversal of 45053477918 is 81977435054.

45053477918 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×45053477918² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 45053477918.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 489711671 + ... + 489711762.

It is an arithmetic number, because the mean of its divisors is an integer number (8814810906).

Almost surely, 2^45053477918 is an apocalyptic number.

45053477918 is a deficient number, since it is larger than the sum of its proper divisors (25465009330).

45053477918 is a wasteful number, since it uses less digits than its factorization.

45053477918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 979423458.

The product of its (nonzero) digits is 4233600, while the sum is 53.

The spelling of 45053477918 in words is "forty-five billion, fifty-three million, four hundred seventy-seven thousand, nine hundred eighteen".