23491050428 has 6 divisors (see below), whose sum is σ = 41109338256. Its totient is φ = 11745525212.

The previous prime is 23491050419. The next prime is 23491050481. The reversal of 23491050428 is 82405019432.

It is a junction number, because it is equal to n+sod(n) for n = 23491050391 and 23491050400.

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, 2936381300 + ... + 2936381307.

It is an arithmetic number, because the mean of its divisors is an integer number (6851556376).

Almost surely, 2^23491050428 is an apocalyptic number.

It is an amenable number.

23491050428 is a deficient number, since it is larger than the sum of its proper divisors (17618287828).

23491050428 is a wasteful number, since it uses less digits than its factorization.

23491050428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5872762611 (or 5872762609 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 23491050428 in words is "twenty-three billion, four hundred ninety-one million, fifty thousand, four hundred twenty-eight".