140743512579 has 32 divisors (see below), whose sum is σ = 196746928128. Its totient is φ = 89384256000.

The previous prime is 140743512577. The next prime is 140743512607. The reversal of 140743512579 is 975215347041.

It is not a de Polignac number, because 140743512579 - 2¹ = 140743512577 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140743512571) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3517174 + ... + 3556964.

It is an arithmetic number, because the mean of its divisors is an integer number (6148341504).

Almost surely, 2^140743512579 is an apocalyptic number.

140743512579 is a deficient number, since it is larger than the sum of its proper divisors (56003415549).

140743512579 is a wasteful number, since it uses less digits than its factorization.

140743512579 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40419.

The product of its (nonzero) digits is 1058400, while the sum is 48.

The spelling of 140743512579 in words is "one hundred forty billion, seven hundred forty-three million, five hundred twelve thousand, five hundred seventy-nine".