140271463385 has 4 divisors (see below), whose sum is σ = 168325756068. Its totient is φ = 112217170704.

The previous prime is 140271463357. The next prime is 140271463393. The reversal of 140271463385 is 583364172041.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 80279288896 + 59992174489 = 283336^2 + 244933^2 .

It is a cyclic number.

It is not a de Polignac number, because 140271463385 - 2¹⁰ = 140271462361 is a prime.

It is a super-5 number, since 5×140271463385⁵ (a number of 57 digits) contains 55555 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14027146334 + ... + 14027146343.

It is an arithmetic number, because the mean of its divisors is an integer number (42081439017).

Almost surely, 2^140271463385 is an apocalyptic number.

It is an amenable number.

140271463385 is a deficient number, since it is larger than the sum of its proper divisors (28054292683).

140271463385 is an equidigital number, since it uses as much as digits as its factorization.

140271463385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28054292682.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 140271463385 in words is "one hundred forty billion, two hundred seventy-one million, four hundred sixty-three thousand, three hundred eighty-five".