14661726420 has 96 divisors (see below), whose sum is σ = 44805237120. Its totient is φ = 3552744960.

The previous prime is 14661726407. The next prime is 14661726433. The reversal of 14661726420 is 2462716641.

It is an interprime number because it is at equal distance from previous prime (14661726407) and next prime (14661726433).

It is a super-2 number, since 2×14661726420² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2143566 + ... + 2150394.

It is an arithmetic number, because the mean of its divisors is an integer number (466721220).

Almost surely, 2^14661726420 is an apocalyptic number.

14661726420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14661726420 is an abundant number, since it is smaller than the sum of its proper divisors (30143510700).

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

14661726420 is a wasteful number, since it uses less digits than its factorization.

14661726420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10105 (or 10103 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 39.

The spelling of 14661726420 in words is "fourteen billion, six hundred sixty-one million, seven hundred twenty-six thousand, four hundred twenty".