45154156251 has 8 divisors (see below), whose sum is σ = 61605670720. Its totient is φ = 29402706312.

The previous prime is 45154156247. The next prime is 45154156261. The reversal of 45154156251 is 15265145154.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45154156251 - 2² = 45154156247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45154156261) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175015981 + ... + 175016238.

It is an arithmetic number, because the mean of its divisors is an integer number (7700708840).

Almost surely, 2^45154156251 is an apocalyptic number.

45154156251 is a deficient number, since it is larger than the sum of its proper divisors (16451514469).

45154156251 is a wasteful number, since it uses less digits than its factorization.

45154156251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350032265.

The product of its digits is 120000, while the sum is 39.

The spelling of 45154156251 in words is "forty-five billion, one hundred fifty-four million, one hundred fifty-six thousand, two hundred fifty-one".