140865768 has 48 divisors (see below), whose sum is σ = 389638080. Its totient is φ = 45955104.

The previous prime is 140865763. The next prime is 140865793. The reversal of 140865768 is 867568041.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (140865763) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17430 + ... + 24197.

It is an arithmetic number, because the mean of its divisors is an integer number (8117460).

Almost surely, 2^140865768 is an apocalyptic number.

140865768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

140865768 is an abundant number, since it is smaller than the sum of its proper divisors (248772312).

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

140865768 is a wasteful number, since it uses less digits than its factorization.

140865768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41686 (or 41679 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 45.

The square root of 140865768 is about 11868.6885543433. The cubic root of 140865768 is about 520.3175673613.

It can be divided in two parts, 1408 and 65768, that added together give a palindrome (67176).

The spelling of 140865768 in words is "one hundred forty million, eight hundred sixty-five thousand, seven hundred sixty-eight".