21342673062 has 48 divisors (see below), whose sum is σ = 47350068480. Its totient is φ = 6944048496.

The previous prime is 21342673007. The next prime is 21342673063. The reversal of 21342673062 is 26037624312.

21342673062 is a `hidden beast` number, since 2 + 1 + 342 + 6 + 7 + 306 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21342673063) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1235239 + ... + 1252397.

It is an arithmetic number, because the mean of its divisors is an integer number (986459760).

Almost surely, 2^21342673062 is an apocalyptic number.

21342673062 is an abundant number, since it is smaller than the sum of its proper divisors (26007395418).

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

21342673062 is a wasteful number, since it uses less digits than its factorization.

21342673062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18817 (or 18814 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 21342673062 in words is "twenty-one billion, three hundred forty-two million, six hundred seventy-three thousand, sixty-two".