21414633624770 has 8 divisors (see below), whose sum is σ = 38546340524604. Its totient is φ = 8565853449904.

The previous prime is 21414633624763. The next prime is 21414633624809. The reversal of 21414633624770 is 7742633641412.

It can be written as a sum of positive squares in 2 ways, for example, as 21390930251089 + 23703373681 = 4625033^2 + 153959^2 .

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

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, 1070731681229 + ... + 1070731681248.

Almost surely, 2^{21414633624770} is an apocalyptic number.

21414633624770 is a deficient number, since it is larger than the sum of its proper divisors (17131706899834).

21414633624770 is a wasteful number, since it uses less digits than its factorization.

21414633624770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141463362484.

The product of its (nonzero) digits is 4064256, while the sum is 50.

The spelling of 21414633624770 in words is "twenty-one trillion, four hundred fourteen billion, six hundred thirty-three million, six hundred twenty-four thousand, seven hundred seventy".