14046640425 has 72 divisors (see below), whose sum is σ = 25537948800. Its totient is φ = 7379199360.

The previous prime is 14046640381. The next prime is 14046640441. The reversal of 14046640425 is 52404664041.

14046640425 is a `hidden beast` number, since 1 + 4 + 0 + 4 + 6 + 640 + 4 + 2 + 5 = 666.

It is not a de Polignac number, because 14046640425 - 2¹⁵ = 14046607657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 14046640425.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 11428711 + ... + 11429939.

Almost surely, 2^14046640425 is an apocalyptic number.

14046640425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14046640425 is a deficient number, since it is larger than the sum of its proper divisors (11491308375).

14046640425 is a wasteful number, since it uses less digits than its factorization.

14046640425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

The spelling of 14046640425 in words is "fourteen billion, forty-six million, six hundred forty thousand, four hundred twenty-five".