41664157924 has 9 divisors (see below), whose sum is σ = 72912990787. Its totient is φ = 20831874844.

The previous prime is 41664157919. The next prime is 41664157937. The reversal of 41664157924 is 42975146614.

The square root of 41664157924 is 204118.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 357207 + ... + 459265.

Almost surely, 2^41664157924 is an apocalyptic number.

41664157924 is the 204118-th square number.

It is an amenable number.

41664157924 is a deficient number, since it is larger than the sum of its proper divisors (31248832863).

41664157924 is an frugal number, since it uses more digits than its factorization.

41664157924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204122 (or 102061 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

Multiplying 41664157924 by its sum of digits (49), we get a square (2041543738276 = 1428826²).

The spelling of 41664157924 in words is "forty-one billion, six hundred sixty-four million, one hundred fifty-seven thousand, nine hundred twenty-four".