13430662551 has 12 divisors (see below), whose sum is σ = 19413161560. Its totient is φ = 8947629360.

The previous prime is 13430662547. The next prime is 13430662571. The reversal of 13430662551 is 15526603431.

13430662551 is a `hidden beast` number, since 1 + 3 + 43 + 0 + 6 + 62 + 551 = 666.

It is not a de Polignac number, because 13430662551 - 2² = 13430662547 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13430662501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 498280 + ... + 524541.

Almost surely, 2^13430662551 is an apocalyptic number.

13430662551 is a deficient number, since it is larger than the sum of its proper divisors (5982499009).

13430662551 is a wasteful number, since it uses less digits than its factorization.

13430662551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1024286 (or 1024283 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The spelling of 13430662551 in words is "thirteen billion, four hundred thirty million, six hundred sixty-two thousand, five hundred fifty-one".