15494254516 has 48 divisors (see below), whose sum is σ = 29842489600. Its totient is φ = 6995693952.

The previous prime is 15494254513. The next prime is 15494254537. The reversal of 15494254516 is 61545249451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15494254513) 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, 430471 + ... + 465073.

Almost surely, 2^15494254516 is an apocalyptic number.

It is an amenable number.

15494254516 is a deficient number, since it is larger than the sum of its proper divisors (14348235084).

15494254516 is a wasteful number, since it uses less digits than its factorization.

15494254516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34808 (or 34806 counting only the distinct ones).

The product of its digits is 864000, while the sum is 46.

The spelling of 15494254516 in words is "fifteen billion, four hundred ninety-four million, two hundred fifty-four thousand, five hundred sixteen".