140023402451 has 8 divisors (see below), whose sum is σ = 141041940000. Its totient is φ = 139006065600.

The previous prime is 140023402399. The next prime is 140023402487. The reversal of 140023402451 is 154204320041.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-140023402451 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 140023402451.

It is not an unprimeable number, because it can be changed into a prime (140023462451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65426 + ... + 533223.

It is an arithmetic number, because the mean of its divisors is an integer number (17630242500).

Almost surely, 2^140023402451 is an apocalyptic number.

140023402451 is a deficient number, since it is larger than the sum of its proper divisors (1018537549).

140023402451 is a wasteful number, since it uses less digits than its factorization.

140023402451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600349.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 140023402451 its reverse (154204320041), we get a palindrome (294227722492).

The spelling of 140023402451 in words is "one hundred forty billion, twenty-three million, four hundred two thousand, four hundred fifty-one".