14255620506 has 48 divisors (see below), whose sum is σ = 31912228608. Its totient is φ = 4594449600.

The previous prime is 14255620471. The next prime is 14255620531. The reversal of 14255620506 is 60502655241.

14255620506 is a `hidden beast` number, since 1 + 4 + 25 + 5 + 620 + 5 + 0 + 6 = 666.

It is a super-2 number, since 2×14255620506² (a number of 21 digits) contains 22 as substring.

It is a Curzon 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, 642510 + ... + 664326.

It is an arithmetic number, because the mean of its divisors is an integer number (664838096).

Almost surely, 2^14255620506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14255620506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15956114304).

14255620506 is an abundant number, since it is smaller than the sum of its proper divisors (17656608102).

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

14255620506 is a wasteful number, since it uses less digits than its factorization.

14255620506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23027 (or 23024 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 14255620506 in words is "fourteen billion, two hundred fifty-five million, six hundred twenty thousand, five hundred six".