23920213671902 has 32 divisors (see below), whose sum is σ = 36585251920800. Its totient is φ = 11726914750848.

The previous prime is 23920213671869. The next prime is 23920213671919. The reversal of 23920213671902 is 20917631202932.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24970724 + ... + 25910952.

It is an arithmetic number, because the mean of its divisors is an integer number (1143289122525).

Almost surely, 2^{23920213671902} is an apocalyptic number.

23920213671902 is a deficient number, since it is larger than the sum of its proper divisors (12665038248898).

23920213671902 is a wasteful number, since it uses less digits than its factorization.

23920213671902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941180.

The product of its (nonzero) digits is 489888, while the sum is 47.

The spelling of 23920213671902 in words is "twenty-three trillion, nine hundred twenty billion, two hundred thirteen million, six hundred seventy-one thousand, nine hundred two".