33126267400661 has 8 divisors (see below), whose sum is σ = 33171546400320. Its totient is φ = 33081008474592.

The previous prime is 33126267400627. The next prime is 33126267400673. The reversal of 33126267400661 is 16600476262133.

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 33126267400661 - 2¹⁰ = 33126267399637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33126267400601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1714175 + ... + 8318108.

It is an arithmetic number, because the mean of its divisors is an integer number (4146443300040).

Almost surely, 2^{33126267400661} is an apocalyptic number.

It is an amenable number.

33126267400661 is a deficient number, since it is larger than the sum of its proper divisors (45278999659).

33126267400661 is a wasteful number, since it uses less digits than its factorization.

33126267400661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10036795.

The product of its (nonzero) digits is 1306368, while the sum is 47.

The spelling of 33126267400661 in words is "thirty-three trillion, one hundred twenty-six billion, two hundred sixty-seven million, four hundred thousand, six hundred sixty-one".