14623493890 has 16 divisors (see below), whose sum is σ = 27229954680. Its totient is φ = 5647694080.

The previous prime is 14623493851. The next prime is 14623493933. The reversal of 14623493890 is 9839432641.

It can be written as a sum of positive squares in 4 ways, for example, as 14347967089 + 275526801 = 119783^2 + 16599^2 .

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, 25212631 + ... + 25213210.

Almost surely, 2^14623493890 is an apocalyptic number.

14623493890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14623493890 is a deficient number, since it is larger than the sum of its proper divisors (12606460790).

14623493890 is a wasteful number, since it uses less digits than its factorization.

14623493890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50425877.

The product of its (nonzero) digits is 1119744, while the sum is 49.

The spelling of 14623493890 in words is "fourteen billion, six hundred twenty-three million, four hundred ninety-three thousand, eight hundred ninety".