3872817081633 has 16 divisors (see below), whose sum is σ = 5274018775296. Its totient is φ = 2526754961280.

The previous prime is 3872817081629. The next prime is 3872817081643. The reversal of 3872817081633 is 3361807182783.

It is not a de Polignac number, because 3872817081633 - 2² = 3872817081629 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3872817081643) 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, 869085 + ... + 2915637.

It is an arithmetic number, because the mean of its divisors is an integer number (329626173456).

Almost surely, 2^{3872817081633} is an apocalyptic number.

It is an amenable number.

3872817081633 is a deficient number, since it is larger than the sum of its proper divisors (1401201693663).

3872817081633 is a wasteful number, since it uses less digits than its factorization.

3872817081633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060024.

The product of its (nonzero) digits is 8128512, while the sum is 57.

The spelling of 3872817081633 in words is "three trillion, eight hundred seventy-two billion, eight hundred seventeen million, eighty-one thousand, six hundred thirty-three".