54320636166 has 32 divisors (see below), whose sum is σ = 112463659008. Its totient is φ = 17473125120.

The previous prime is 54320636159. The next prime is 54320636173. The reversal of 54320636166 is 66163602345.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54320636159) and next prime (54320636173).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348006 + ... + 479321.

It is an arithmetic number, because the mean of its divisors is an integer number (3514489344).

Almost surely, 2^54320636166 is an apocalyptic number.

54320636166 is an abundant number, since it is smaller than the sum of its proper divisors (58143022842).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54320636166 is a wasteful number, since it uses less digits than its factorization.

54320636166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827716.

The product of its (nonzero) digits is 466560, while the sum is 42.

The spelling of 54320636166 in words is "fifty-four billion, three hundred twenty million, six hundred thirty-six thousand, one hundred sixty-six".