140604613641 has 64 divisors (see below), whose sum is σ = 220191528960. Its totient is φ = 88573383360.

The previous prime is 140604613631. The next prime is 140604613663. The reversal of 140604613641 is 146316406041.

140604613641 is a `hidden beast` number, since 1 + 4 + 0 + 6 + 0 + 4 + 6 + 1 + 3 + 641 = 666.

It is not a de Polignac number, because 140604613641 - 2¹⁵ = 140604580873 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140604613596 and 140604613605.

It is not an unprimeable number, because it can be changed into a prime (140604613621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4737450 + ... + 4767036.

It is an arithmetic number, because the mean of its divisors is an integer number (3440492640).

Almost surely, 2^140604613641 is an apocalyptic number.

It is an amenable number.

140604613641 is a deficient number, since it is larger than the sum of its proper divisors (79586915319).

140604613641 is a wasteful number, since it uses less digits than its factorization.

140604613641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29771 (or 29765 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 36.

The spelling of 140604613641 in words is "one hundred forty billion, six hundred four million, six hundred thirteen thousand, six hundred forty-one".