21514530520354 has 8 divisors (see below), whose sum is σ = 33022302659280. Its totient is φ = 10507096300596.

The previous prime is 21514530520349. The next prime is 21514530520361. The reversal of 21514530520354 is 45302503541512.

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

It is a super-2 number, since 2×21514530520354² (a number of 27 digits) contains 22 as substring.

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, 125084479684 + ... + 125084479855.

It is an arithmetic number, because the mean of its divisors is an integer number (4127787832410).

Almost surely, 2^{21514530520354} is an apocalyptic number.

21514530520354 is a deficient number, since it is larger than the sum of its proper divisors (11507772138926).

21514530520354 is a wasteful number, since it uses less digits than its factorization.

21514530520354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250168959584.

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 21514530520354 in words is "twenty-one trillion, five hundred fourteen billion, five hundred thirty million, five hundred twenty thousand, three hundred fifty-four".