45156023561212 has 24 divisors (see below), whose sum is σ = 79280048774304. Its totient is φ = 22504664267712.

The previous prime is 45156023561197. The next prime is 45156023561249. The reversal of 45156023561212 is 21216532065154.

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, 8230003 + ... + 12571594.

It is an arithmetic number, because the mean of its divisors is an integer number (3303335365596).

Almost surely, 2^{45156023561212} is an apocalyptic number.

It is an amenable number.

45156023561212 is a deficient number, since it is larger than the sum of its proper divisors (34124025213092).

45156023561212 is a wasteful number, since it uses less digits than its factorization.

45156023561212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20803365 (or 20803363 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 45156023561212 in words is "forty-five trillion, one hundred fifty-six billion, twenty-three million, five hundred sixty-one thousand, two hundred twelve".