55256257360033 has 4 divisors (see below), whose sum is σ = 56541286601008. Its totient is φ = 53971228119060.

The previous prime is 55256257359991. The next prime is 55256257360067. The reversal of 55256257360033 is 33006375265255.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55256257360033 - 2³³ = 55247667425441 is a prime.

It is a super-2 number, since 2×55256257360033² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55256257360933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 642514620423 + ... + 642514620508.

It is an arithmetic number, because the mean of its divisors is an integer number (14135321650252).

Almost surely, 2^{55256257360033} is an apocalyptic number.

It is an amenable number.

55256257360033 is a deficient number, since it is larger than the sum of its proper divisors (1285029240975).

55256257360033 is a wasteful number, since it uses less digits than its factorization.

55256257360033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1285029240974.

The product of its (nonzero) digits is 17010000, while the sum is 52.

The spelling of 55256257360033 in words is "fifty-five trillion, two hundred fifty-six billion, two hundred fifty-seven million, three hundred sixty thousand, thirty-three".