5166270440 has 32 divisors (see below), whose sum is σ = 11743953480. Its totient is φ = 2045202432.

The previous prime is 5166270433. The next prime is 5166270451. The reversal of 5166270440 is 440726615.

It can be written as a sum of positive squares in 4 ways, for example, as 4083465604 + 1082804836 = 63902^2 + 32906^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5166270440.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 661877 + ... + 669636.

Almost surely, 2^5166270440 is an apocalyptic number.

It is an amenable number.

5166270440 is an abundant number, since it is smaller than the sum of its proper divisors (6577683040).

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

5166270440 is a wasteful number, since it uses less digits than its factorization.

5166270440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331621 (or 1331617 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 5166270440 is about 71876.7726042287. The cubic root of 5166270440 is about 1728.7242022254.

The spelling of 5166270440 in words is "five billion, one hundred sixty-six million, two hundred seventy thousand, four hundred forty".