1672632220637 has 16 divisors (see below), whose sum is σ = 1917657460992. Its totient is φ = 1429132636800.

The previous prime is 1672632220601. The next prime is 1672632220681. The reversal of 1672632220637 is 7360222362761.

It is a cyclic number.

It is not a de Polignac number, because 1672632220637 - 2²⁰ = 1672631172061 is a prime.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1672632220591 and 1672632220600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672632223637) 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, 2982512 + ... + 3498662.

It is an arithmetic number, because the mean of its divisors is an integer number (119853591312).

Almost surely, 2^{1672632220637} is an apocalyptic number.

It is an amenable number.

1672632220637 is a deficient number, since it is larger than the sum of its proper divisors (245025240355).

1672632220637 is a wasteful number, since it uses less digits than its factorization.

1672632220637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517628.

The product of its (nonzero) digits is 1524096, while the sum is 47.

The spelling of 1672632220637 in words is "one trillion, six hundred seventy-two billion, six hundred thirty-two million, two hundred twenty thousand, six hundred thirty-seven".