140266495247 has 8 divisors (see below), whose sum is σ = 143225832576. Its totient is φ = 137335208832.

The previous prime is 140266495183. The next prime is 140266495277. The reversal of 140266495247 is 742594662041.

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

It is a cyclic number.

It is not a de Polignac number, because 140266495247 - 2⁶ = 140266495183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 140266495195 and 140266495204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140266495277) 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, 7002623 + ... + 7022624.

It is an arithmetic number, because the mean of its divisors is an integer number (17903229072).

Almost surely, 2^140266495247 is an apocalyptic number.

140266495247 is a deficient number, since it is larger than the sum of its proper divisors (2959337329).

140266495247 is a wasteful number, since it uses less digits than its factorization.

140266495247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14025457.

The product of its (nonzero) digits is 2903040, while the sum is 50.

The spelling of 140266495247 in words is "one hundred forty billion, two hundred sixty-six million, four hundred ninety-five thousand, two hundred forty-seven".