2051563422 has 16 divisors (see below), whose sum is σ = 4104547200. Its totient is φ = 683617752.

The previous prime is 2051563391. The next prime is 2051563433. The reversal of 2051563422 is 2243651502.

It is a self number, because there is not a number n which added to its sum of digits gives 2051563422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39922 + ... + 75477.

It is an arithmetic number, because the mean of its divisors is an integer number (256534200).

Almost surely, 2^2051563422 is an apocalyptic number.

2051563422 is an abundant number, since it is smaller than the sum of its proper divisors (2052983778).

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

2051563422 is a wasteful number, since it uses less digits than its factorization.

2051563422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118367.

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 2051563422 is about 45294.1875078911. The cubic root of 2051563422 is about 1270.6569486413.

The spelling of 2051563422 in words is "two billion, fifty-one million, five hundred sixty-three thousand, four hundred twenty-two".