14378320890 has 24 divisors (see below), whose sum is σ = 37383634548. Its totient is φ = 3834218880.

The previous prime is 14378320871. The next prime is 14378320907. The reversal of 14378320890 is 9802387341.

14378320890 is a `hidden beast` number, since 1 + 437 + 8 + 3 + 208 + 9 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 14196960801 + 181360089 = 119151^2 + 13467^2 .

It is a super-2 number, since 2×14378320890² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79879471 + ... + 79879650.

Almost surely, 2^14378320890 is an apocalyptic number.

14378320890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14378320890 is an abundant number, since it is smaller than the sum of its proper divisors (23005313658).

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

14378320890 is a wasteful number, since it uses less digits than its factorization.

14378320890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159759134 (or 159759131 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 45.

The spelling of 14378320890 in words is "fourteen billion, three hundred seventy-eight million, three hundred twenty thousand, eight hundred ninety".