21150674743104 has 84 divisors (see below), whose sum is σ = 63260442070176. Its totient is φ = 6743693392128.

The previous prime is 21150674743067. The next prime is 21150674743109. The reversal of 21150674743104 is 40134747605112.

21150674743104 is a `hidden beast` number, since 2 + 1 + 1 + 506 + 74 + 74 + 3 + 1 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 21150674743104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21150674743109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 798245914 + ... + 798272409.

Almost surely, 2^{21150674743104} is an apocalyptic number.

21150674743104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

21150674743104 is an abundant number, since it is smaller than the sum of its proper divisors (42109767327072).

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

21150674743104 is a wasteful number, since it uses less digits than its factorization.

21150674743104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1596518364 (or 1596518351 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 21150674743104 in words is "twenty-one trillion, one hundred fifty billion, six hundred seventy-four million, seven hundred forty-three thousand, one hundred four".