21454886230762 has 8 divisors (see below), whose sum is σ = 32182844788800. Its totient is φ = 10727271301164.

The previous prime is 21454886230751. The next prime is 21454886230769. The reversal of 21454886230762 is 26703268845412.

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

It is a junction number, because it is equal to n+sod(n) for n = 21454886230697 and 21454886230706.

It is not an unprimeable number, because it can be changed into a prime (21454886230769) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85750962 + ... + 86000797.

It is an arithmetic number, because the mean of its divisors is an integer number (4022855598600).

Almost surely, 2^{21454886230762} is an apocalyptic number.

21454886230762 is a deficient number, since it is larger than the sum of its proper divisors (10727958558038).

21454886230762 is a wasteful number, since it uses less digits than its factorization.

21454886230762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171814220.

The product of its (nonzero) digits is 30965760, while the sum is 58.

The spelling of 21454886230762 in words is "twenty-one trillion, four hundred fifty-four billion, eight hundred eighty-six million, two hundred thirty thousand, seven hundred sixty-two".