551118273931412 has 96 divisors (see below), whose sum is σ = 1097816201475840. Its totient is φ = 241780687209600.

The previous prime is 551118273931373. The next prime is 551118273931429. The reversal of 551118273931412 is 214139372811155.

It is a happy number.

It is a super-2 number, since 2×551118273931412² (a number of 30 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, 417909218 + ... + 419225894.

It is an arithmetic number, because the mean of its divisors is an integer number (11435585432040).

Almost surely, 2^{551118273931412} is an apocalyptic number.

It is an amenable number.

551118273931412 is a deficient number, since it is larger than the sum of its proper divisors (546697927544428).

551118273931412 is a wasteful number, since it uses less digits than its factorization.

551118273931412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1319454 (or 1319430 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 53.

The spelling of 551118273931412 in words is "five hundred fifty-one trillion, one hundred eighteen billion, two hundred seventy-three million, nine hundred thirty-one thousand, four hundred twelve".