55572856733 has 2 divisors, whose sum is σ = 55572856734. Its totient is φ = 55572856732.

The previous prime is 55572856727. The next prime is 55572856739. The reversal of 55572856733 is 33765827555.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (55572856727) and next prime (55572856739).

It can be written as a sum of positive squares in only one way, i.e., 54616624804 + 956231929 = 233702^2 + 30923^2 .

It is a cyclic number.

It is not a de Polignac number, because 55572856733 - 2¹⁸ = 55572594589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55572856739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27786428366 + 27786428367.

It is an arithmetic number, because the mean of its divisors is an integer number (27786428367).

Almost surely, 2^55572856733 is an apocalyptic number.

It is an amenable number.

55572856733 is a deficient number, since it is larger than the sum of its proper divisors (1).

55572856733 is an equidigital number, since it uses as much as digits as its factorization.

55572856733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460000, while the sum is 56.

The spelling of 55572856733 in words is "fifty-five billion, five hundred seventy-two million, eight hundred fifty-six thousand, seven hundred thirty-three".