140400257734 has 8 divisors (see below), whose sum is σ = 229745876328. Its totient is φ = 63818298960.

The previous prime is 140400257729. The next prime is 140400257737. The reversal of 140400257734 is 437752004041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 140400257693 and 140400257702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140400257737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3190914927 + ... + 3190914970.

It is an arithmetic number, because the mean of its divisors is an integer number (28718234541).

Almost surely, 2^140400257734 is an apocalyptic number.

140400257734 is a deficient number, since it is larger than the sum of its proper divisors (89345618594).

140400257734 is a wasteful number, since it uses less digits than its factorization.

140400257734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6381829910.

The product of its (nonzero) digits is 94080, while the sum is 37.

The spelling of 140400257734 in words is "one hundred forty billion, four hundred million, two hundred fifty-seven thousand, seven hundred thirty-four".