55776013267 has 8 divisors (see below), whose sum is σ = 60449067056. Its totient is φ = 51157615392.

The previous prime is 55776013243. The next prime is 55776013297. The reversal of 55776013267 is 76231067755.

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

It is not a de Polignac number, because 55776013267 - 2¹¹ = 55776011219 is a prime.

It is a super-2 number, since 2×55776013267² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55776013267.

It is not an unprimeable number, because it can be changed into a prime (55776013207) 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, 13661853 + ... + 13665934.

It is an arithmetic number, because the mean of its divisors is an integer number (7556133382).

Almost surely, 2^55776013267 is an apocalyptic number.

55776013267 is a deficient number, since it is larger than the sum of its proper divisors (4673053789).

55776013267 is a wasteful number, since it uses less digits than its factorization.

55776013267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27327957.

The product of its (nonzero) digits is 1852200, while the sum is 49.

The spelling of 55776013267 in words is "fifty-five billion, seven hundred seventy-six million, thirteen thousand, two hundred sixty-seven".