140012000309977 has 4 divisors (see below), whose sum is σ = 140012139073716. Its totient is φ = 140011861546240.

The previous prime is 140012000309969. The next prime is 140012000309983. The reversal of 140012000309977 is 779903000210041.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2502863217936 + 137509137092041 = 1582044^2 + 11726429^2 .

It is a cyclic number.

It is not a de Polignac number, because 140012000309977 - 2³ = 140012000309969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140012000009977) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67857208 + ... + 69890089.

It is an arithmetic number, because the mean of its divisors is an integer number (35003034768429).

Almost surely, 2^{140012000309977} is an apocalyptic number.

It is an amenable number.

140012000309977 is a deficient number, since it is larger than the sum of its proper divisors (138763739).

140012000309977 is a wasteful number, since it uses less digits than its factorization.

140012000309977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138763738.

The product of its (nonzero) digits is 95256, while the sum is 43.

The spelling of 140012000309977 in words is "one hundred forty trillion, twelve billion, three hundred nine thousand, nine hundred seventy-seven".