140891321735 has 8 divisors (see below), whose sum is σ = 169078698096. Its totient is φ = 112706982720.

The previous prime is 140891321729. The next prime is 140891321749. The reversal of 140891321735 is 537123198041.

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

It is not a de Polignac number, because 140891321735 - 2²⁴ = 140874544519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656006 + ... + 843875.

It is an arithmetic number, because the mean of its divisors is an integer number (21134837262).

Almost surely, 2^140891321735 is an apocalyptic number.

140891321735 is a deficient number, since it is larger than the sum of its proper divisors (28187376361).

140891321735 is a wasteful number, since it uses less digits than its factorization.

140891321735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1518673.

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 140891321735 in words is "one hundred forty billion, eight hundred ninety-one million, three hundred twenty-one thousand, seven hundred thirty-five".