15896497340 has 12 divisors (see below), whose sum is σ = 33382644456. Its totient is φ = 6358598928.

The previous prime is 15896497339. The next prime is 15896497361. The reversal of 15896497340 is 4379469851.

15896497340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397412414 + ... + 397412453.

It is an arithmetic number, because the mean of its divisors is an integer number (2781887038).

Almost surely, 2^15896497340 is an apocalyptic number.

15896497340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15896497340 is an abundant number, since it is smaller than the sum of its proper divisors (17486147116).

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

15896497340 is a wasteful number, since it uses less digits than its factorization.

15896497340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794824876 (or 794824874 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 15896497340 in words is "fifteen billion, eight hundred ninety-six million, four hundred ninety-seven thousand, three hundred forty".