14951321712 has 80 divisors (see below), whose sum is σ = 44075765280. Its totient is φ = 4849072128.

The previous prime is 14951321699. The next prime is 14951321729. The reversal of 14951321712 is 21712315941.

It is a happy number.

It is a super-2 number, since 2×14951321712² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451713 + ... + 483680.

It is an arithmetic number, because the mean of its divisors is an integer number (550947066).

Almost surely, 2^14951321712 is an apocalyptic number.

14951321712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

14951321712 is an abundant number, since it is smaller than the sum of its proper divisors (29124443568).

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

14951321712 is a wasteful number, since it uses less digits than its factorization.

14951321712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 935447 (or 935435 counting only the distinct ones).

The product of its digits is 15120, while the sum is 36.

The spelling of 14951321712 in words is "fourteen billion, nine hundred fifty-one million, three hundred twenty-one thousand, seven hundred twelve".