16078038851 has 16 divisors (see below), whose sum is σ = 18909158400. Its totient is φ = 13384962240.

The previous prime is 16078038839. The next prime is 16078038859. The reversal of 16078038851 is 15883087061.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 16078038851 - 2³⁰ = 15004297027 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16078038796 and 16078038805.

It is not an unprimeable number, because it can be changed into a prime (16078038859) 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, 143426 + ... + 229623.

It is an arithmetic number, because the mean of its divisors is an integer number (1181822400).

Almost surely, 2^16078038851 is an apocalyptic number.

16078038851 is a deficient number, since it is larger than the sum of its proper divisors (2831119549).

16078038851 is a wasteful number, since it uses less digits than its factorization.

16078038851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373234.

The product of its (nonzero) digits is 322560, while the sum is 47.

The spelling of 16078038851 in words is "sixteen billion, seventy-eight million, thirty-eight thousand, eight hundred fifty-one".