140271492274 has 4 divisors (see below), whose sum is σ = 210407238414. Its totient is φ = 70135746136.

The previous prime is 140271492247. The next prime is 140271492293. The reversal of 140271492274 is 472294172041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 472294172041 = 13759 ⋅34326199.

It can be written as a sum of positive squares in only one way, i.e., 84676926049 + 55594566225 = 290993^2 + 235785^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140271492274.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35067873067 + ... + 35067873070.

Almost surely, 2^140271492274 is an apocalyptic number.

140271492274 is a deficient number, since it is larger than the sum of its proper divisors (70135746140).

140271492274 is an equidigital number, since it uses as much as digits as its factorization.

140271492274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70135746139.

The product of its (nonzero) digits is 225792, while the sum is 43.

The spelling of 140271492274 in words is "one hundred forty billion, two hundred seventy-one million, four hundred ninety-two thousand, two hundred seventy-four".