21733073417730 has 32 divisors (see below), whose sum is σ = 52675805677248. Its totient is φ = 5738105192000.

The previous prime is 21733073417639. The next prime is 21733073417743. The reversal of 21733073417730 is 3771437033712.

It is a self number, because there is not a number n which added to its sum of digits gives 21733073417730.

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, 3586312716 + ... + 3586318775.

It is an arithmetic number, because the mean of its divisors is an integer number (1646118927414).

Almost surely, 2^{21733073417730} is an apocalyptic number.

21733073417730 is an abundant number, since it is smaller than the sum of its proper divisors (30942732259518).

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

21733073417730 is a wasteful number, since it uses less digits than its factorization.

21733073417730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7172631602.

The product of its (nonzero) digits is 1555848, while the sum is 48.

The spelling of 21733073417730 in words is "twenty-one trillion, seven hundred thirty-three billion, seventy-three million, four hundred seventeen thousand, seven hundred thirty".