16478374044 has 24 divisors (see below), whose sum is σ = 41944952448. Its totient is φ = 4993446640.

The previous prime is 16478374037. The next prime is 16478374067. The reversal of 16478374044 is 44047387461.

It is a super-2 number, since 2×16478374044² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16478373984 and 16478374002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62417952 + ... + 62418215.

It is an arithmetic number, because the mean of its divisors is an integer number (1747706352).

Almost surely, 2^16478374044 is an apocalyptic number.

It is an amenable number.

16478374044 is an abundant number, since it is smaller than the sum of its proper divisors (25466578404).

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

16478374044 is a wasteful number, since it uses less digits than its factorization.

16478374044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124836185 (or 124836183 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 48.

The spelling of 16478374044 in words is "sixteen billion, four hundred seventy-eight million, three hundred seventy-four thousand, forty-four".