24921880990 has 32 divisors (see below), whose sum is σ = 45891236160. Its totient is φ = 9741959424.

The previous prime is 24921880979. The next prime is 24921881011. The reversal of 24921880990 is 9908812942.

It is a super-2 number, since 2×24921880990² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77034 + ... + 236173.

It is an arithmetic number, because the mean of its divisors is an integer number (1434101130).

Almost surely, 2^24921880990 is an apocalyptic number.

24921880990 is a deficient number, since it is larger than the sum of its proper divisors (20969355170).

24921880990 is a wasteful number, since it uses less digits than its factorization.

24921880990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313396.

The product of its (nonzero) digits is 746496, while the sum is 52.

The spelling of 24921880990 in words is "twenty-four billion, nine hundred twenty-one million, eight hundred eighty thousand, nine hundred ninety".