41666921294 has 4 divisors (see below), whose sum is σ = 62500381944. Its totient is φ = 20833460646.

The previous prime is 41666921287. The next prime is 41666921299. The reversal of 41666921294 is 49212966614.

41666921294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×41666921294² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41666921299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10416730322 + ... + 10416730325.

It is an arithmetic number, because the mean of its divisors is an integer number (15625095486).

Almost surely, 2^41666921294 is an apocalyptic number.

41666921294 is a deficient number, since it is larger than the sum of its proper divisors (20833460650).

41666921294 is a wasteful number, since it uses less digits than its factorization.

41666921294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20833460649.

The product of its digits is 1119744, while the sum is 50.

The spelling of 41666921294 in words is "forty-one billion, six hundred sixty-six million, nine hundred twenty-one thousand, two hundred ninety-four".