15040253043 has 16 divisors (see below), whose sum is σ = 23000627200. Its totient is φ = 9703388520.

The previous prime is 15040252973. The next prime is 15040253051. The reversal of 15040253043 is 34035204051.

15040253043 is a `hidden beast` number, since 1 + 50 + 40 + 2 + 530 + 43 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-15040253043 is a prime.

It is a super-3 number, since 3×15040253043³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 15040252998 and 15040253016.

It is not an unprimeable number, because it can be changed into a prime (15040353043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8983783 + ... + 8985456.

It is an arithmetic number, because the mean of its divisors is an integer number (1437539200).

Almost surely, 2^15040253043 is an apocalyptic number.

15040253043 is a deficient number, since it is larger than the sum of its proper divisors (7960374157).

15040253043 is a wasteful number, since it uses less digits than its factorization.

15040253043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17969279 (or 17969273 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 15040253043 its reverse (34035204051), we get a palindrome (49075457094).

The spelling of 15040253043 in words is "fifteen billion, forty million, two hundred fifty-three thousand, forty-three".