45220233145251 has 16 divisors (see below), whose sum is σ = 62372972828160. Its totient is φ = 29107165694880.

The previous prime is 45220233145189. The next prime is 45220233145301. The reversal of 45220233145251 is 15254133202254.

It is not a de Polignac number, because 45220233145251 - 2⁹ = 45220233144739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45220233145651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26293366 + ... + 27960356.

It is an arithmetic number, because the mean of its divisors is an integer number (3898310801760).

Almost surely, 2^{45220233145251} is an apocalyptic number.

45220233145251 is a deficient number, since it is larger than the sum of its proper divisors (17152739682909).

45220233145251 is a wasteful number, since it uses less digits than its factorization.

45220233145251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1978826.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 45220233145251 in words is "forty-five trillion, two hundred twenty billion, two hundred thirty-three million, one hundred forty-five thousand, two hundred fifty-one".