22146520502 has 8 divisors (see below), whose sum is σ = 33233253816. Its totient is φ = 11068769232.

The previous prime is 22146520499. The next prime is 22146520511. The reversal of 22146520502 is 20502564122.

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

It is a congruent number.

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, 2239343 + ... + 2249210.

It is an arithmetic number, because the mean of its divisors is an integer number (4154156727).

Almost surely, 2^22146520502 is an apocalyptic number.

22146520502 is a deficient number, since it is larger than the sum of its proper divisors (11086733314).

22146520502 is a wasteful number, since it uses less digits than its factorization.

22146520502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4491022.

The product of its (nonzero) digits is 9600, while the sum is 29.

The spelling of 22146520502 in words is "twenty-two billion, one hundred forty-six million, five hundred twenty thousand, five hundred two".