140040143700 has 72 divisors (see below), whose sum is σ = 422799480768. Its totient is φ = 35720382720.

The previous prime is 140040143693. The next prime is 140040143707. The reversal of 140040143700 is 7341040041.

It is an interprime number because it is at equal distance from previous prime (140040143693) and next prime (140040143707).

It is a super-2 number, since 2×140040143700² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140040143707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10140937 + ... + 10154736.

Almost surely, 2^140040143700 is an apocalyptic number.

140040143700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140040143700 is an abundant number, since it is smaller than the sum of its proper divisors (282759337068).

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

140040143700 is a wasteful number, since it uses less digits than its factorization.

140040143700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20295713 (or 20295706 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

Adding to 140040143700 its reverse (7341040041), we get a palindrome (147381183741).

The spelling of 140040143700 in words is "one hundred forty billion, forty million, one hundred forty-three thousand, seven hundred".