140135810705 has 16 divisors (see below), whose sum is σ = 191426626944. Its totient is φ = 97485780480.

The previous prime is 140135810701. The next prime is 140135810729. The reversal of 140135810705 is 507018531041.

It is not a de Polignac number, because 140135810705 - 2² = 140135810701 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (140135810701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55388384 + ... + 55390913.

It is an arithmetic number, because the mean of its divisors is an integer number (11964164184).

Almost surely, 2^140135810705 is an apocalyptic number.

It is an amenable number.

140135810705 is a deficient number, since it is larger than the sum of its proper divisors (51290816239).

140135810705 is a wasteful number, since it uses less digits than its factorization.

140135810705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110779336.

The product of its (nonzero) digits is 16800, while the sum is 35.

The spelling of 140135810705 in words is "one hundred forty billion, one hundred thirty-five million, eight hundred ten thousand, seven hundred five".