5620266440 has 32 divisors (see below), whose sum is σ = 12647837880. Its totient is φ = 2247708672.

The previous prime is 5620266433. The next prime is 5620266451. The reversal of 5620266440 is 446620265.

It can be written as a sum of positive squares in 4 ways, for example, as 5255380036 + 364886404 = 72494^2 + 19102^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5620266440.

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, 338984 + ... + 355176.

Almost surely, 2^5620266440 is an apocalyptic number.

It is an amenable number.

5620266440 is an abundant number, since it is smaller than the sum of its proper divisors (7027571440).

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

5620266440 is a wasteful number, since it uses less digits than its factorization.

5620266440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24881 (or 24877 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 5620266440 is about 74968.4362915487. The cubic root of 5620266440 is about 1777.9476450475.

The spelling of 5620266440 in words is "five billion, six hundred twenty million, two hundred sixty-six thousand, four hundred forty".