140546344401 has 32 divisors (see below), whose sum is σ = 217816992000. Its totient is φ = 89450089344.

The previous prime is 140546344349. The next prime is 140546344427. The reversal of 140546344401 is 104443645041.

140546344401 is a `hidden beast` number, since 1 + 40 + 546 + 34 + 4 + 40 + 1 = 666.

It is not a de Polignac number, because 140546344401 - 2¹³ = 140546336209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140546344451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 938725 + ... + 1078098.

It is an arithmetic number, because the mean of its divisors is an integer number (6806781000).

Almost surely, 2^140546344401 is an apocalyptic number.

It is an amenable number.

140546344401 is a deficient number, since it is larger than the sum of its proper divisors (77270647599).

140546344401 is a wasteful number, since it uses less digits than its factorization.

140546344401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2016950 (or 2016944 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 140546344401 its reverse (104443645041), we get a palindrome (244989989442).

The spelling of 140546344401 in words is "one hundred forty billion, five hundred forty-six million, three hundred forty-four thousand, four hundred one".