45311126523 has 16 divisors (see below), whose sum is σ = 65236580640. Its totient is φ = 27809005824.

The previous prime is 45311126513. The next prime is 45311126543. The reversal of 45311126523 is 32562111354.

It is not a de Polignac number, because 45311126523 - 2¹⁰ = 45311125499 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45311126513) 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, 1542858 + ... + 1571951.

It is an arithmetic number, because the mean of its divisors is an integer number (4077286290).

Almost surely, 2^45311126523 is an apocalyptic number.

45311126523 is a deficient number, since it is larger than the sum of its proper divisors (19925454117).

45311126523 is a wasteful number, since it uses less digits than its factorization.

45311126523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3115198.

The product of its digits is 21600, while the sum is 33.

Adding to 45311126523 its reverse (32562111354), we get a palindrome (77873237877).

The spelling of 45311126523 in words is "forty-five billion, three hundred eleven million, one hundred twenty-six thousand, five hundred twenty-three".