140099446943 has 16 divisors (see below), whose sum is σ = 145858056960. Its totient is φ = 134455873536.

The previous prime is 140099446909. The next prime is 140099446961. The reversal of 140099446943 is 349644990041.

It is not a de Polignac number, because 140099446943 - 2²² = 140095252639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140099446973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 821471 + ... + 977247.

It is an arithmetic number, because the mean of its divisors is an integer number (9116128560).

Almost surely, 2^140099446943 is an apocalyptic number.

140099446943 is a deficient number, since it is larger than the sum of its proper divisors (5758610017).

140099446943 is a wasteful number, since it uses less digits than its factorization.

140099446943 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156146.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 140099446943 in words is "one hundred forty billion, ninety-nine million, four hundred forty-six thousand, nine hundred forty-three".