16115606804 has 48 divisors (see below), whose sum is σ = 31781492736. Its totient is φ = 7083871200.

The previous prime is 16115606783. The next prime is 16115606833. The reversal of 16115606804 is 40860651161.

It is a super-2 number, since 2×16115606804² (a number of 21 digits) contains 22 as substring.

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, 2379527 + ... + 2386289.

It is an arithmetic number, because the mean of its divisors is an integer number (662114432).

Almost surely, 2^16115606804 is an apocalyptic number.

It is an amenable number.

16115606804 is a deficient number, since it is larger than the sum of its proper divisors (15665885932).

16115606804 is a wasteful number, since it uses less digits than its factorization.

16115606804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8556 (or 8554 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 38.

The spelling of 16115606804 in words is "sixteen billion, one hundred fifteen million, six hundred six thousand, eight hundred four".