45551151231 has 8 divisors (see below), whose sum is σ = 60738926640. Its totient is φ = 30365404992.

The previous prime is 45551151227. The next prime is 45551151253. The reversal of 45551151231 is 13215115554.

It is a happy number.

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

It is not a de Polignac number, because 45551151231 - 2² = 45551151227 is a prime.

It is a super-2 number, since 2×45551151231² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45551151192 and 45551151201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45551151271) 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, 454116 + ... + 545273.

It is an arithmetic number, because the mean of its divisors is an integer number (7592365830).

Almost surely, 2^45551151231 is an apocalyptic number.

45551151231 is a deficient number, since it is larger than the sum of its proper divisors (15187775409).

45551151231 is a wasteful number, since it uses less digits than its factorization.

45551151231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014585.

The product of its digits is 15000, while the sum is 33.

Adding to 45551151231 its reverse (13215115554), we get a palindrome (58766266785).

The spelling of 45551151231 in words is "forty-five billion, five hundred fifty-one million, one hundred fifty-one thousand, two hundred thirty-one".