21004366362 has 48 divisors (see below), whose sum is σ = 48928112352. Its totient is φ = 5993779680.

The previous prime is 21004366351. The next prime is 21004366367. The reversal of 21004366362 is 26366340012.

It is a super-3 number, since 3×21004366362³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (21004366367) 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, 194388 + ... + 282480.

It is an arithmetic number, because the mean of its divisors is an integer number (1019335674).

Almost surely, 2^21004366362 is an apocalyptic number.

21004366362 is an abundant number, since it is smaller than the sum of its proper divisors (27923745990).

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

21004366362 is a wasteful number, since it uses less digits than its factorization.

21004366362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88923 (or 88916 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The spelling of 21004366362 in words is "twenty-one billion, four million, three hundred sixty-six thousand, three hundred sixty-two".