45251270112 has 48 divisors (see below), whose sum is σ = 118966654800. Its totient is φ = 15060636672.

The previous prime is 45251270081. The next prime is 45251270147. The reversal of 45251270112 is 21107215254.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 45251270112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 298237 + ... + 423612.

It is an arithmetic number, because the mean of its divisors is an integer number (2478471975).

Almost surely, 2^45251270112 is an apocalyptic number.

It is an amenable number.

45251270112 is an abundant number, since it is smaller than the sum of its proper divisors (73715384688).

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

45251270112 is a wasteful number, since it uses less digits than its factorization.

45251270112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722515 (or 722507 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 30.

Adding to 45251270112 its reverse (21107215254), we get a palindrome (66358485366).

The spelling of 45251270112 in words is "forty-five billion, two hundred fifty-one million, two hundred seventy thousand, one hundred twelve".