140055400166 has 12 divisors (see below), whose sum is σ = 230917788276. Its totient is φ = 63661545420.

The previous prime is 140055400141. The next prime is 140055400223. The reversal of 140055400166 is 661004550041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 289370420 + ... + 289370903.

It is an arithmetic number, because the mean of its divisors is an integer number (19243149023).

Almost surely, 2^140055400166 is an apocalyptic number.

140055400166 is a deficient number, since it is larger than the sum of its proper divisors (90862388110).

140055400166 is a wasteful number, since it uses less digits than its factorization.

140055400166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578741347 (or 578741336 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 140055400166 in words is "one hundred forty billion, fifty-five million, four hundred thousand, one hundred sixty-six".