45775228512 has 48 divisors (see below), whose sum is σ = 129403053360. Its totient is φ = 14084685312.

The previous prime is 45775228501. The next prime is 45775228531. The reversal of 45775228512 is 21582257754.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-3 number, since 3×45775228512³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 18338187 + ... + 18340682.

It is an arithmetic number, because the mean of its divisors is an integer number (2695896945).

Almost surely, 2^45775228512 is an apocalyptic number.

It is an amenable number.

45775228512 is an abundant number, since it is smaller than the sum of its proper divisors (83627824848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45775228512 is a wasteful number, since it uses less digits than its factorization.

45775228512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36678895 (or 36678887 counting only the distinct ones).

The product of its digits is 1568000, while the sum is 48.

The spelling of 45775228512 in words is "forty-five billion, seven hundred seventy-five million, two hundred twenty-eight thousand, five hundred twelve".