45155253156 has 96 divisors (see below), whose sum is σ = 114701263488. Its totient is φ = 13743528960.

The previous prime is 45155253119. The next prime is 45155253161. The reversal of 45155253156 is 65135255154.

It is a happy number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 6258391 + ... + 6265601.

It is an arithmetic number, because the mean of its divisors is an integer number (1194804828).

Almost surely, 2^45155253156 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 45155253156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57350631744).

45155253156 is an abundant number, since it is smaller than the sum of its proper divisors (69546010332).

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

45155253156 is a wasteful number, since it uses less digits than its factorization.

45155253156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7661 (or 7659 counting only the distinct ones).

The product of its digits is 450000, while the sum is 42.

The spelling of 45155253156 in words is "forty-five billion, one hundred fifty-five million, two hundred fifty-three thousand, one hundred fifty-six".