21412323754 has 8 divisors (see below), whose sum is σ = 33514941600. Its totient is φ = 10240676556.

The previous prime is 21412323727. The next prime is 21412323787. The reversal of 21412323754 is 45732321412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×21412323754² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232742604 + ... + 232742695.

It is an arithmetic number, because the mean of its divisors is an integer number (4189367700).

Almost surely, 2^21412323754 is an apocalyptic number.

21412323754 is a deficient number, since it is larger than the sum of its proper divisors (12102617846).

21412323754 is a wasteful number, since it uses less digits than its factorization.

21412323754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465485324.

The product of its digits is 40320, while the sum is 34.

The spelling of 21412323754 in words is "twenty-one billion, four hundred twelve million, three hundred twenty-three thousand, seven hundred fifty-four".