140626727471 has 16 divisors (see below), whose sum is σ = 155230303200. Its totient is φ = 126869234688.

The previous prime is 140626727459. The next prime is 140626727491. The reversal of 140626727471 is 174727626041.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140626727471 is a prime.

It is a super-3 number, since 3×140626727471³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140626727491) 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, 1707866 + ... + 1788311.

It is an arithmetic number, because the mean of its divisors is an integer number (9701893950).

Almost surely, 2^140626727471 is an apocalyptic number.

140626727471 is a deficient number, since it is larger than the sum of its proper divisors (14603575729).

140626727471 is a wasteful number, since it uses less digits than its factorization.

140626727471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496298.

The product of its (nonzero) digits is 790272, while the sum is 47.

The spelling of 140626727471 in words is "one hundred forty billion, six hundred twenty-six million, seven hundred twenty-seven thousand, four hundred seventy-one".