15616406414 has 32 divisors (see below), whose sum is σ = 28362363840. Its totient is φ = 6295362048.

The previous prime is 15616406389. The next prime is 15616406461. The reversal of 15616406414 is 41460461651.

It is a congruent number.

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, 407444 + ... + 444120.

It is an arithmetic number, because the mean of its divisors is an integer number (886323870).

Almost surely, 2^15616406414 is an apocalyptic number.

15616406414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

15616406414 is a deficient number, since it is larger than the sum of its proper divisors (12745957426).

15616406414 is a wasteful number, since it uses less digits than its factorization.

15616406414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38492.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 15616406414 in words is "fifteen billion, six hundred sixteen million, four hundred six thousand, four hundred fourteen".