14001131640 has 32 divisors (see below), whose sum is σ = 42003395280. Its totient is φ = 3733635072.

The previous prime is 14001131623. The next prime is 14001131653. The reversal of 14001131640 is 4613110041.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58337929 + ... + 58338168.

Almost surely, 2^14001131640 is an apocalyptic number.

14001131640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14001131640 is an abundant number, since it is smaller than the sum of its proper divisors (28002263640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14001131640 is a wasteful number, since it uses less digits than its factorization.

14001131640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116676111 (or 116676107 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 14001131640 its reverse (4613110041), we get a palindrome (18614241681).

The spelling of 14001131640 in words is "fourteen billion, one million, one hundred thirty-one thousand, six hundred forty".