21337498396352 has 28 divisors (see below), whose sum is σ = 42518759910240. Its totient is φ = 10624110072576.

The previous prime is 21337498396343. The next prime is 21337498396421. The reversal of 21337498396352 is 25369389473312.

It is a happy number.

It is a hoax number, since the sum of its digits (65) 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 3 ways as a sum of consecutive naturals, for example, 697470923 + ... + 697501514.

Almost surely, 2^{21337498396352} is an apocalyptic number.

It is an amenable number.

21337498396352 is a deficient number, since it is larger than the sum of its proper divisors (21181261513888).

21337498396352 is a wasteful number, since it uses less digits than its factorization.

21337498396352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394972688 (or 1394972678 counting only the distinct ones).

The product of its digits is 176359680, while the sum is 65.

The spelling of 21337498396352 in words is "twenty-one trillion, three hundred thirty-seven billion, four hundred ninety-eight million, three hundred ninety-six thousand, three hundred fifty-two".