52555696349 has 8 divisors (see below), whose sum is σ = 56779272312. Its totient is φ = 48357953280.

The previous prime is 52555696343. The next prime is 52555696351. The reversal of 52555696349 is 94369655525.

It can be written as a sum of positive squares in 4 ways, for example, as 1203604249 + 51352092100 = 34693^2 + 226610^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-52555696349 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 (52555696343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6453992 + ... + 6462129.

It is an arithmetic number, because the mean of its divisors is an integer number (7097409039).

Almost surely, 2^52555696349 is an apocalyptic number.

It is an amenable number.

52555696349 is a deficient number, since it is larger than the sum of its proper divisors (4223575963).

52555696349 is a wasteful number, since it uses less digits than its factorization.

52555696349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12916447.

The product of its digits is 43740000, while the sum is 59.

The spelling of 52555696349 in words is "fifty-two billion, five hundred fifty-five million, six hundred ninety-six thousand, three hundred forty-nine".