140405052010211 has 4 divisors (see below), whose sum is σ = 148664172716712. Its totient is φ = 132145931303712.

The previous prime is 140405052010187. The next prime is 140405052010229. The reversal of 140405052010211 is 112010250504041.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140405052010211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140405052000211) 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, 4129560353225 + ... + 4129560353258.

It is an arithmetic number, because the mean of its divisors is an integer number (37166043179178).

Almost surely, 2^{140405052010211} is an apocalyptic number.

140405052010211 is a deficient number, since it is larger than the sum of its proper divisors (8259120706501).

140405052010211 is an equidigital number, since it uses as much as digits as its factorization.

140405052010211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8259120706500.

The product of its (nonzero) digits is 1600, while the sum is 26.

The spelling of 140405052010211 in words is "one hundred forty trillion, four hundred five billion, fifty-two million, ten thousand, two hundred eleven".