21202465540162 has 8 divisors (see below), whose sum is σ = 31921055131392. Its totient is φ = 10562113829700.

The previous prime is 21202465540129. The next prime is 21202465540189. The reversal of 21202465540162 is 26104556420212.

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

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, 19559469514 + ... + 19559470597.

It is an arithmetic number, because the mean of its divisors is an integer number (3990131891424).

Almost surely, 2^{21202465540162} is an apocalyptic number.

21202465540162 is a deficient number, since it is larger than the sum of its proper divisors (10718589591230).

21202465540162 is a wasteful number, since it uses less digits than its factorization.

21202465540162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39118940384.

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 21202465540162 in words is "twenty-one trillion, two hundred two billion, four hundred sixty-five million, five hundred forty thousand, one hundred sixty-two".