4001615642633 has 16 divisors (see below), whose sum is σ = 4848843795840. Its totient is φ = 3223825733376.

The previous prime is 4001615642603. The next prime is 4001615642659. The reversal of 4001615642633 is 3362465161004.

It is a cyclic number.

It is not a de Polignac number, because 4001615642633 - 2¹⁰ = 4001615641609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4001615642603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22663766 + ... + 22839647.

It is an arithmetic number, because the mean of its divisors is an integer number (303052737240).

Almost surely, 2^{4001615642633} is an apocalyptic number.

It is an amenable number.

4001615642633 is a deficient number, since it is larger than the sum of its proper divisors (847228153207).

4001615642633 is a wasteful number, since it uses less digits than its factorization.

4001615642633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45504176.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 4001615642633 in words is "four trillion, one billion, six hundred fifteen million, six hundred forty-two thousand, six hundred thirty-three".