45142315015 has 24 divisors (see below), whose sum is σ = 66721756752. Its totient is φ = 29133861120.

The previous prime is 45142315007. The next prime is 45142315039. The reversal of 45142315015 is 51051324154.

It is not a de Polignac number, because 45142315015 - 2³ = 45142315007 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5415081 + ... + 5423410.

It is an arithmetic number, because the mean of its divisors is an integer number (2780073198).

Almost surely, 2^45142315015 is an apocalyptic number.

45142315015 is a deficient number, since it is larger than the sum of its proper divisors (21579441737).

45142315015 is a wasteful number, since it uses less digits than its factorization.

45142315015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10838527 (or 10838520 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 45142315015 its reverse (51051324154), we get a palindrome (96193639169).

It can be divided in two parts, 4514 and 2315015, that added together give a square (2319529 = 1523²).

The spelling of 45142315015 in words is "forty-five billion, one hundred forty-two million, three hundred fifteen thousand, fifteen".