15174132012742 has 48 divisors (see below), whose sum is σ = 23468382996480. Its totient is φ = 7358065260336.

The previous prime is 15174132012701. The next prime is 15174132012757. The reversal of 15174132012742 is 24721023147151.

It is a junction number, because it is equal to n+sod(n) for n = 15174132012695 and 15174132012704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 655203759 + ... + 655226917.

It is an arithmetic number, because the mean of its divisors is an integer number (488924645760).

Almost surely, 2^{15174132012742} is an apocalyptic number.

15174132012742 is a deficient number, since it is larger than the sum of its proper divisors (8294250983738).

15174132012742 is a wasteful number, since it uses less digits than its factorization.

15174132012742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24497 (or 24454 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 40.

Adding to 15174132012742 its reverse (24721023147151), we get a palindrome (39895155159893).

The spelling of 15174132012742 in words is "fifteen trillion, one hundred seventy-four billion, one hundred thirty-two million, twelve thousand, seven hundred forty-two".