551755354725 has 18 divisors (see below), whose sum is σ = 988255146866. Its totient is φ = 294269522400.

The previous prime is 551755354697. The next prime is 551755354739. The reversal of 551755354725 is 527453557155.

551755354725 is a `hidden beast` number, since 5 + 5 + 1 + 75 + 5 + 3 + 547 + 25 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 34482261636 + 517273093089 = 185694^2 + 719217^2 .

It is not a de Polignac number, because 551755354725 - 2¹⁰ = 551755353701 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1226122786 + ... + 1226123235.

Almost surely, 2^551755354725 is an apocalyptic number.

It is an amenable number.

551755354725 is a deficient number, since it is larger than the sum of its proper divisors (436499792141).

551755354725 is a wasteful number, since it uses less digits than its factorization.

551755354725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452246037 (or 2452246029 counting only the distinct ones).

The product of its digits is 18375000, while the sum is 54.

The spelling of 551755354725 in words is "five hundred fifty-one billion, seven hundred fifty-five million, three hundred fifty-four thousand, seven hundred twenty-five".