23490780337 has 4 divisors (see below), whose sum is σ = 23532505200. Its totient is φ = 23449055476.

The previous prime is 23490780329. The next prime is 23490780343. The reversal of 23490780337 is 73308709432.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23490780337 - 2³ = 23490780329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23490780347) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 20861587 + ... + 20862712.

It is an arithmetic number, because the mean of its divisors is an integer number (5883126300).

Almost surely, 2^23490780337 is an apocalyptic number.

It is an amenable number.

23490780337 is a deficient number, since it is larger than the sum of its proper divisors (41724863).

23490780337 is an equidigital number, since it uses as much as digits as its factorization.

23490780337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41724862.

The product of its (nonzero) digits is 762048, while the sum is 46.

The spelling of 23490780337 in words is "twenty-three billion, four hundred ninety million, seven hundred eighty thousand, three hundred thirty-seven".