15434893616 has 10 divisors (see below), whose sum is σ = 29905106412. Its totient is φ = 7717446800.

The previous prime is 15434893597. The next prime is 15434893633. The reversal of 15434893616 is 61639843451.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482340410 + ... + 482340441.

Almost surely, 2^15434893616 is an apocalyptic number.

15434893616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15434893616 is a deficient number, since it is larger than the sum of its proper divisors (14470212796).

15434893616 is an equidigital number, since it uses as much as digits as its factorization.

15434893616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964680859 (or 964680853 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 50.

The spelling of 15434893616 in words is "fifteen billion, four hundred thirty-four million, eight hundred ninety-three thousand, six hundred sixteen".