41664974399 has 32 divisors (see below), whose sum is σ = 46562605056. Its totient is φ = 37112947200.

The previous prime is 41664974383. The next prime is 41664974431. The reversal of 41664974399 is 99347946614.

It is a Cunningham number, because it is equal to 204120²-1.

It is a cyclic number.

It is not a de Polignac number, because 41664974399 - 2⁴ = 41664974383 is a prime.

It is a super-2 number, since 2×41664974399² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41664974599) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3464054 + ... + 3476060.

It is an arithmetic number, because the mean of its divisors is an integer number (1455081408).

Almost surely, 2^41664974399 is an apocalyptic number.

41664974399 is a deficient number, since it is larger than the sum of its proper divisors (4897630657).

41664974399 is a wasteful number, since it uses less digits than its factorization.

41664974399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12215.

The product of its digits is 35271936, while the sum is 62.

The spelling of 41664974399 in words is "forty-one billion, six hundred sixty-four million, nine hundred seventy-four thousand, three hundred ninety-nine".