45051798156 has 24 divisors (see below), whose sum is σ = 105133412160. Its totient is φ = 15015473232.

The previous prime is 45051798151. The next prime is 45051798163. The reversal of 45051798156 is 65189715054.

It is a junction number, because it is equal to n+sod(n) for n = 45051798099 and 45051798108.

It is not an unprimeable number, because it can be changed into a prime (45051798151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 117366 + ... + 322301.

It is an arithmetic number, because the mean of its divisors is an integer number (4380558840).

Almost surely, 2^45051798156 is an apocalyptic number.

It is an amenable number.

45051798156 is an abundant number, since it is smaller than the sum of its proper divisors (60081614004).

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

45051798156 is a wasteful number, since it uses less digits than its factorization.

45051798156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448213 (or 448211 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 51.

The spelling of 45051798156 in words is "forty-five billion, fifty-one million, seven hundred ninety-eight thousand, one hundred fifty-six".