140046840666078 has 8 divisors (see below), whose sum is σ = 280093681332168. Its totient is φ = 46682280222024.

The previous prime is 140046840666071. The next prime is 140046840666079. The reversal of 140046840666078 is 870666048640041.

It is a sphenic number, since it is the product of 3 distinct primes.

140046840666078 is an admirable number.

It is a super-2 number, since 2×140046840666078² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140046840666071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11670570055501 + ... + 11670570055512.

It is an arithmetic number, because the mean of its divisors is an integer number (35011710166521).

Almost surely, 2^{140046840666078} is an apocalyptic number.

140046840666078 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

140046840666078 is a wasteful number, since it uses less digits than its factorization.

140046840666078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23341140111018.

The product of its (nonzero) digits is 37158912, while the sum is 60.

The spelling of 140046840666078 in words is "one hundred forty trillion, forty-six billion, eight hundred forty million, six hundred sixty-six thousand, seventy-eight".