15040323342 has 48 divisors (see below), whose sum is σ = 35563729968. Its totient is φ = 4555895040.

The previous prime is 15040323341. The next prime is 15040323349. The reversal of 15040323342 is 24332304051.

It is a super-2 number, since 2×15040323342² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15040323341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 547528 + ... + 574340.

It is an arithmetic number, because the mean of its divisors is an integer number (740911041).

Almost surely, 2^15040323342 is an apocalyptic number.

15040323342 is an abundant number, since it is smaller than the sum of its proper divisors (20523406626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

15040323342 is a wasteful number, since it uses less digits than its factorization.

15040323342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29665 (or 29662 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 15040323342 its reverse (24332304051), we get a palindrome (39372627393).

The spelling of 15040323342 in words is "fifteen billion, forty million, three hundred twenty-three thousand, three hundred forty-two".