140554356348166 has 16 divisors (see below), whose sum is σ = 223234184142000. Its totient is φ = 66142991065600.

The previous prime is 140554356348163. The next prime is 140554356348173. The reversal of 140554356348166 is 661843653455041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140554356348163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2526366 + ... + 16955566.

It is an arithmetic number, because the mean of its divisors is an integer number (13952136508875).

Almost surely, 2^{140554356348166} is an apocalyptic number.

140554356348166 is a deficient number, since it is larger than the sum of its proper divisors (82679827793834).

140554356348166 is a wasteful number, since it uses less digits than its factorization.

140554356348166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14715719.

The product of its (nonzero) digits is 124416000, while the sum is 61.

The spelling of 140554356348166 in words is "one hundred forty trillion, five hundred fifty-four billion, three hundred fifty-six million, three hundred forty-eight thousand, one hundred sixty-six".