140023312440354 has 40 divisors (see below), whose sum is σ = 358578218104128. Its totient is φ = 40006660696920.

The previous prime is 140023312440311. The next prime is 140023312440551. The reversal of 140023312440354 is 453044213320041.

140023312440354 is a `hidden beast` number, since 1 + 4 + 0 + 0 + 233 + 12 + 4 + 403 + 5 + 4 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61738672782 + ... + 61738675049.

Almost surely, 2^{140023312440354} is an apocalyptic number.

140023312440354 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

140023312440354 is an abundant number, since it is smaller than the sum of its proper divisors (218554905663774).

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

140023312440354 is a wasteful number, since it uses less digits than its factorization.

140023312440354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123477347852 (or 123477347843 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 140023312440354 its reverse (453044213320041), we get a palindrome (593067525760395).

The spelling of 140023312440354 in words is "one hundred forty trillion, twenty-three billion, three hundred twelve million, four hundred forty thousand, three hundred fifty-four".