55975777757955 has 24 divisors (see below), whose sum is σ = 105845107034160. Its totient is φ = 27139771033920.

The previous prime is 55975777757891. The next prime is 55975777757959.

55975777757955 is a `hidden beast` number, since 5 + 597 + 5 + 7 + 7 + 7 + 7 + 5 + 7 + 9 + 5 + 5 = 666.

55975777757955 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55975777757955 - 2⁶ = 55975777757891 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55975777757959) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56541189160 + ... + 56541190149.

It is an arithmetic number, because the mean of its divisors is an integer number (4410212793090).

Almost surely, 2^{55975777757955} is an apocalyptic number.

55975777757955 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55975777757955 is a deficient number, since it is larger than the sum of its proper divisors (49869329276205).

55975777757955 is a wasteful number, since it uses less digits than its factorization.

55975777757955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113082379331 (or 113082379328 counting only the distinct ones).

The product of its digits is 148899515625, while the sum is 90.

The spelling of 55975777757955 in words is "fifty-five trillion, nine hundred seventy-five billion, seven hundred seventy-seven million, seven hundred fifty-seven thousand, nine hundred fifty-five".