55667233389 has 16 divisors (see below), whose sum is σ = 76078582272. Its totient is φ = 36186629808.

The previous prime is 55667233379. The next prime is 55667233399. The reversal of 55667233389 is 98333276655.

55667233389 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (55667233379) and next prime (55667233399).

It is a de Polignac number, because none of the positive numbers 2^k-55667233389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55667233379) 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, 291849 + ... + 443294.

It is an arithmetic number, because the mean of its divisors is an integer number (4754911392).

Almost surely, 2^55667233389 is an apocalyptic number.

It is an amenable number.

55667233389 is a deficient number, since it is larger than the sum of its proper divisors (20411348883).

55667233389 is a wasteful number, since it uses less digits than its factorization.

55667233389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735776.

The product of its digits is 24494400, while the sum is 57.

The spelling of 55667233389 in words is "fifty-five billion, six hundred sixty-seven million, two hundred thirty-three thousand, three hundred eighty-nine".