35540733064644 has 36 divisors (see below), whose sum is σ = 89842739447916. Its totient is φ = 11846427830208.

The previous prime is 35540733064633. The next prime is 35540733064649. The reversal of 35540733064644 is 44646033704553.

It is a happy number.

35540733064644 is a `hidden beast` number, since 3 + 5 + 540 + 7 + 3 + 30 + 6 + 4 + 64 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19375508704644 + 16165224360000 = 4401762^2 + 4020600^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (35540733064649) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19237519 + ... + 21003894.

It is an arithmetic number, because the mean of its divisors is an integer number (2495631651331).

Almost surely, 2^{35540733064644} is an apocalyptic number.

It is an amenable number.

35540733064644 is an abundant number, since it is smaller than the sum of its proper divisors (54302006383272).

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

35540733064644 is a wasteful number, since it uses less digits than its factorization.

35540733064644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40265956 (or 40265951 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 54.

The spelling of 35540733064644 in words is "thirty-five trillion, five hundred forty billion, seven hundred thirty-three million, sixty-four thousand, six hundred forty-four".