551211414345 has 48 divisors (see below), whose sum is σ = 987989700672. Its totient is φ = 284127592320.

The previous prime is 551211414329. The next prime is 551211414449. The reversal of 551211414345 is 543414112155.

551211414345 is a `hidden beast` number, since 5 + 5 + 1 + 211 + 4 + 1 + 434 + 5 = 666.

It is not a de Polignac number, because 551211414345 - 2⁴ = 551211414329 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1564951 + ... + 1884540.

It is an arithmetic number, because the mean of its divisors is an integer number (20583118764).

Almost surely, 2^551211414345 is an apocalyptic number.

It is an amenable number.

551211414345 is a deficient number, since it is larger than the sum of its proper divisors (436778286327).

551211414345 is a wasteful number, since it uses less digits than its factorization.

551211414345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3449622 (or 3449619 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The spelling of 551211414345 in words is "five hundred fifty-one billion, two hundred eleven million, four hundred fourteen thousand, three hundred forty-five".