14621108557 has 8 divisors (see below), whose sum is σ = 15963684480. Its totient is φ = 13280763360.

The previous prime is 14621108549. The next prime is 14621108573. The reversal of 14621108557 is 75580112641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 14621108557 - 2³ = 14621108549 is a prime.

It is a super-3 number, since 3×14621108557³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14621148557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 543957 + ... + 570202.

It is an arithmetic number, because the mean of its divisors is an integer number (1995460560).

Almost surely, 2^14621108557 is an apocalyptic number.

It is an amenable number.

14621108557 is a deficient number, since it is larger than the sum of its proper divisors (1342575923).

14621108557 is a wasteful number, since it uses less digits than its factorization.

14621108557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1115363.

The product of its (nonzero) digits is 67200, while the sum is 40.

The spelling of 14621108557 in words is "fourteen billion, six hundred twenty-one million, one hundred eight thousand, five hundred fifty-seven".