14946596640 has 72 divisors (see below), whose sum is σ = 51005265948. Its totient is φ = 3985758720.

The previous prime is 14946596597. The next prime is 14946596641. The reversal of 14946596640 is 4669564941.

14946596640 is a `hidden beast` number, since 1 + 4 + 9 + 4 + 6 + 596 + 6 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 14657460624 + 289136016 = 121068^2 + 17004^2 .

It is a tau number, because it is divible by the number of its divisors (72).

It is a super-2 number, since 2×14946596640² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14946596641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5188351 + ... + 5191230.

Almost surely, 2^14946596640 is an apocalyptic number.

14946596640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14946596640 is an abundant number, since it is smaller than the sum of its proper divisors (36058669308).

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

14946596640 is a wasteful number, since it uses less digits than its factorization.

14946596640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10379602 (or 10379591 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The spelling of 14946596640 in words is "fourteen billion, nine hundred forty-six million, five hundred ninety-six thousand, six hundred forty".