40002061633 has 8 divisors (see below), whose sum is σ = 44196651648. Its totient is φ = 36012085824.

The previous prime is 40002061621. The next prime is 40002061651. The reversal of 40002061633 is 33616020004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40002061633 - 2¹⁷ = 40001930561 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40002061598 and 40002061607.

It is not an unprimeable number, because it can be changed into a prime (40002011633) 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 7 ways as a sum of consecutive naturals, for example, 51153141 + ... + 51153922.

It is an arithmetic number, because the mean of its divisors is an integer number (5524581456).

Almost surely, 2^40002061633 is an apocalyptic number.

It is an amenable number.

40002061633 is a deficient number, since it is larger than the sum of its proper divisors (4194590015).

40002061633 is a wasteful number, since it uses less digits than its factorization.

40002061633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102307103.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 40002061633 its reverse (33616020004), we get a palindrome (73618081637).

The spelling of 40002061633 in words is "forty billion, two million, sixty-one thousand, six hundred thirty-three".