40604082642 has 12 divisors (see below), whose sum is σ = 87975512430. Its totient is φ = 13534694208.

The previous prime is 40604082641. The next prime is 40604082647. The reversal of 40604082642 is 24628040604.

It is a happy number.

40604082642 is a `hidden beast` number, since 4 + 0 + 6 + 0 + 4 + 0 + 8 + 2 + 642 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30976352001 + 9627730641 = 176001^2 + 98121^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40604082597 and 40604082606.

It is not an unprimeable number, because it can be changed into a prime (40604082641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1127891167 + ... + 1127891202.

Almost surely, 2^40604082642 is an apocalyptic number.

40604082642 is an abundant number, since it is smaller than the sum of its proper divisors (47371429788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40604082642 is a wasteful number, since it uses less digits than its factorization.

40604082642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2255782377 (or 2255782374 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The spelling of 40604082642 in words is "forty billion, six hundred four million, eighty-two thousand, six hundred forty-two".