24919291942 has 4 divisors (see below), whose sum is σ = 37378937916. Its totient is φ = 12459645970.

The previous prime is 24919291921. The next prime is 24919291973.

24919291942 is nontrivially palindromic in base 10.

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

It is a super-2 number, since 2×24919291942² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 24919291942.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6229822984 + ... + 6229822987.

It is an arithmetic number, because the mean of its divisors is an integer number (9344734479).

Almost surely, 2^24919291942 is an apocalyptic number.

24919291942 is a deficient number, since it is larger than the sum of its proper divisors (12459645974).

24919291942 is a wasteful number, since it uses less digits than its factorization.

24919291942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12459645973.

The product of its digits is 839808, while the sum is 52.

The spelling of 24919291942 in words is "twenty-four billion, nine hundred nineteen million, two hundred ninety-one thousand, nine hundred forty-two".