21476522223276 has 48 divisors (see below), whose sum is σ = 50283424339680. Its totient is φ = 7134367680000.

The previous prime is 21476522223259. The next prime is 21476522223283. The reversal of 21476522223276 is 67232222567412.

It is a super-2 number, since 2×21476522223276² (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3250776 + ... + 7315776.

It is an arithmetic number, because the mean of its divisors is an integer number (1047571340410).

Almost surely, 2^{21476522223276} is an apocalyptic number.

It is an amenable number.

21476522223276 is an abundant number, since it is smaller than the sum of its proper divisors (28806902116404).

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

21476522223276 is a wasteful number, since it uses less digits than its factorization.

21476522223276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4066514 (or 4066512 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 51.

The spelling of 21476522223276 in words is "twenty-one trillion, four hundred seventy-six billion, five hundred twenty-two million, two hundred twenty-three thousand, two hundred seventy-six".