21437338133414 has 16 divisors (see below), whose sum is σ = 36776488550688. Its totient is φ = 9180739119552.

The previous prime is 21437338133411. The next prime is 21437338133569. The reversal of 21437338133414 is 41433183373412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21437338133411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 557605847 + ... + 557644290.

It is an arithmetic number, because the mean of its divisors is an integer number (2298530534418).

Almost surely, 2^{21437338133414} is an apocalyptic number.

21437338133414 is a deficient number, since it is larger than the sum of its proper divisors (15339150417274).

21437338133414 is a wasteful number, since it uses less digits than its factorization.

21437338133414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1115251519.

The product of its digits is 1741824, while the sum is 47.

The spelling of 21437338133414 in words is "twenty-one trillion, four hundred thirty-seven billion, three hundred thirty-eight million, one hundred thirty-three thousand, four hundred fourteen".