20402227962 has 24 divisors (see below), whose sum is σ = 44332232256. Its totient is φ = 6781141896.

The previous prime is 20402227961. The next prime is 20402227991. The reversal of 20402227962 is 26972220402.

20402227962 is a `hidden beast` number, since 20 + 402 + 227 + 9 + 6 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (20402227961) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1626978 + ... + 1639469.

It is an arithmetic number, because the mean of its divisors is an integer number (1847176344).

Almost surely, 2^20402227962 is an apocalyptic number.

20402227962 is an abundant number, since it is smaller than the sum of its proper divisors (23930004294).

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

20402227962 is a wasteful number, since it uses less digits than its factorization.

20402227962 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3266802 (or 3266799 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 20402227962 in words is "twenty billion, four hundred two million, two hundred twenty-seven thousand, nine hundred sixty-two".