14949351648 has 144 divisors (see below), whose sum is σ = 53002325376. Its totient is φ = 3882942720.

The previous prime is 14949351629. The next prime is 14949351671. The reversal of 14949351648 is 84615394941.

14949351648 is a `hidden beast` number, since 1 + 49 + 49 + 3 + 516 + 48 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×14949351648² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14949351594 and 14949351603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 314886 + ... + 359237.

It is an arithmetic number, because the mean of its divisors is an integer number (368071704).

Almost surely, 2^14949351648 is an apocalyptic number.

14949351648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

14949351648 is an abundant number, since it is smaller than the sum of its proper divisors (38052973728).

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

14949351648 is a wasteful number, since it uses less digits than its factorization.

14949351648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674157 (or 674146 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The spelling of 14949351648 in words is "fourteen billion, nine hundred forty-nine million, three hundred fifty-one thousand, six hundred forty-eight".