23421456721014 has 32 divisors (see below), whose sum is σ = 51140943077760. Its totient is φ = 7091913494400.

The previous prime is 23421456721009. The next prime is 23421456721021. The reversal of 23421456721014 is 41012765412432.

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, 137354979 + ... + 137525390.

It is an arithmetic number, because the mean of its divisors is an integer number (1598154471180).

Almost surely, 2^{23421456721014} is an apocalyptic number.

23421456721014 is an abundant number, since it is smaller than the sum of its proper divisors (27719486356746).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23421456721014 is a wasteful number, since it uses less digits than its factorization.

23421456721014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274881676.

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 23421456721014 in words is "twenty-three trillion, four hundred twenty-one billion, four hundred fifty-six million, seven hundred twenty-one thousand, fourteen".