45867798912 has 128 divisors (see below), whose sum is σ = 131303057760. Its totient is φ = 14102986752.

The previous prime is 45867798887. The next prime is 45867798913. The reversal of 45867798912 is 21989776854.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45867798913) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 9846888 + ... + 9851544.

Almost surely, 2^45867798912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45867798912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65651528880).

45867798912 is an abundant number, since it is smaller than the sum of its proper divisors (85435258848).

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

45867798912 is a wasteful number, since it uses less digits than its factorization.

45867798912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6660 (or 6648 counting only the distinct ones).

The product of its digits is 60963840, while the sum is 66.

The spelling of 45867798912 in words is "forty-five billion, eight hundred sixty-seven million, seven hundred ninety-eight thousand, nine hundred twelve".