15045322442 has 32 divisors (see below), whose sum is σ = 24415534080. Its totient is φ = 6932914560.

The previous prime is 15045322393. The next prime is 15045322471. The reversal of 15045322442 is 24422354051.

It is a junction number, because it is equal to n+sod(n) for n = 15045322399 and 15045322408.

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, 303518 + ... + 349590.

It is an arithmetic number, because the mean of its divisors is an integer number (762985440).

Almost surely, 2^15045322442 is an apocalyptic number.

15045322442 is a deficient number, since it is larger than the sum of its proper divisors (9370211638).

15045322442 is a wasteful number, since it uses less digits than its factorization.

15045322442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46358.

The product of its (nonzero) digits is 38400, while the sum is 32.

Adding to 15045322442 its reverse (24422354051), we get a palindrome (39467676493).

The spelling of 15045322442 in words is "fifteen billion, forty-five million, three hundred twenty-two thousand, four hundred forty-two".