55976667955 has 16 divisors (see below), whose sum is σ = 72908688384. Its totient is φ = 41011125120.

The previous prime is 55976667953. The next prime is 55976667973.

55976667955 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55976667955 - 2¹ = 55976667953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55976667953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3382216 + ... + 3398725.

It is an arithmetic number, because the mean of its divisors is an integer number (4556793024).

Almost surely, 2^55976667955 is an apocalyptic number.

55976667955 is a deficient number, since it is larger than the sum of its proper divisors (16932020429).

55976667955 is a wasteful number, since it uses less digits than its factorization.

55976667955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6781086.

The product of its digits is 535815000, while the sum is 70.

The spelling of 55976667955 in words is "fifty-five billion, nine hundred seventy-six million, six hundred sixty-seven thousand, nine hundred fifty-five".