15040332142 has 32 divisors (see below), whose sum is σ = 25115142528. Its totient is φ = 6697500000.

The previous prime is 15040332137. The next prime is 15040332179. The reversal of 15040332142 is 24123304051.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314517 + ... + 359167.

It is an arithmetic number, because the mean of its divisors is an integer number (784848204).

Almost surely, 2^15040332142 is an apocalyptic number.

15040332142 is a deficient number, since it is larger than the sum of its proper divisors (10074810386).

15040332142 is a wasteful number, since it uses less digits than its factorization.

15040332142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44976.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 15040332142 its reverse (24123304051), we get a palindrome (39163636193).

The spelling of 15040332142 in words is "fifteen billion, forty million, three hundred thirty-two thousand, one hundred forty-two".