117375144666638 has 16 divisors (see below), whose sum is σ = 176289796206720. Its totient is φ = 58611908213496.

The previous prime is 117375144666587. The next prime is 117375144666641. The reversal of 117375144666638 is 836666441573711.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 877343 + ... + 15346661.

It is an arithmetic number, because the mean of its divisors is an integer number (11018112262920).

Almost surely, 2^{117375144666638} is an apocalyptic number.

117375144666638 is a deficient number, since it is larger than the sum of its proper divisors (58914651540082).

117375144666638 is a wasteful number, since it uses less digits than its factorization.

117375144666638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14474551.

The product of its digits is 365783040, while the sum is 68.

The spelling of 117375144666638 in words is "one hundred seventeen trillion, three hundred seventy-five billion, one hundred forty-four million, six hundred sixty-six thousand, six hundred thirty-eight".