24907849966 has 4 divisors (see below), whose sum is σ = 37361774952. Its totient is φ = 12453924982.

The previous prime is 24907849943. The next prime is 24907849973. The reversal of 24907849966 is 66994870942.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 24907849898 and 24907849907.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6226962490 + ... + 6226962493.

It is an arithmetic number, because the mean of its divisors is an integer number (9340443738).

Almost surely, 2^24907849966 is an apocalyptic number.

24907849966 is a deficient number, since it is larger than the sum of its proper divisors (12453924986).

24907849966 is a wasteful number, since it uses less digits than its factorization.

24907849966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12453924985.

The product of its (nonzero) digits is 47029248, while the sum is 64.

The spelling of 24907849966 in words is "twenty-four billion, nine hundred seven million, eight hundred forty-nine thousand, nine hundred sixty-six".