551046261407463 has 16 divisors (see below), whose sum is σ = 844515343154400. Its totient is φ = 354696444123840.

The previous prime is 551046261407459. The next prime is 551046261407483. The reversal of 551046261407463 is 364704162640155.

551046261407463 is a `hidden beast` number, since 5 + 5 + 1 + 0 + 4 + 626 + 1 + 4 + 0 + 7 + 4 + 6 + 3 = 666.

It is not a de Polignac number, because 551046261407463 - 2² = 551046261407459 is a prime.

It is a super-2 number, since 2×551046261407463² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551046261407483) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 351881392198 + ... + 351881393763.

It is an arithmetic number, because the mean of its divisors is an integer number (52782208947150).

Almost surely, 2^{551046261407463} is an apocalyptic number.

551046261407463 is a deficient number, since it is larger than the sum of its proper divisors (293469081746937).

551046261407463 is a wasteful number, since it uses less digits than its factorization.

551046261407463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703762785999 (or 703762785993 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 54.

The spelling of 551046261407463 in words is "five hundred fifty-one trillion, forty-six billion, two hundred sixty-one million, four hundred seven thousand, four hundred sixty-three".