140127515263 has 4 divisors (see below), whose sum is σ = 140739426040. Its totient is φ = 139515604488.

The previous prime is 140127515257. The next prime is 140127515267. The reversal of 140127515263 is 362515721041.

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-140127515263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140127515267) 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, 305955045 + ... + 305955502.

It is an arithmetic number, because the mean of its divisors is an integer number (35184856510).

Almost surely, 2^140127515263 is an apocalyptic number.

140127515263 is a deficient number, since it is larger than the sum of its proper divisors (611910777).

140127515263 is an equidigital number, since it uses as much as digits as its factorization.

140127515263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611910776.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 140127515263 in words is "one hundred forty billion, one hundred twenty-seven million, five hundred fifteen thousand, two hundred sixty-three".