55622252757 has 8 divisors (see below), whose sum is σ = 78525533376. Its totient is φ = 34900236992.

The previous prime is 55622252747. The next prime is 55622252767. The reversal of 55622252757 is 75725222655.

It is an interprime number because it is at equal distance from previous prime (55622252747) and next prime (55622252767).

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

It is a cyclic number.

It is not a de Polignac number, because 55622252757 - 2⁷ = 55622252629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55622252717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 545316153 + ... + 545316254.

It is an arithmetic number, because the mean of its divisors is an integer number (9815691672).

Almost surely, 2^55622252757 is an apocalyptic number.

It is an amenable number.

55622252757 is a deficient number, since it is larger than the sum of its proper divisors (22903280619).

55622252757 is a wasteful number, since it uses less digits than its factorization.

55622252757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090632427.

The product of its digits is 2940000, while the sum is 48.

The spelling of 55622252757 in words is "fifty-five billion, six hundred twenty-two million, two hundred fifty-two thousand, seven hundred fifty-seven".