5171263440 has 160 divisors (see below), whose sum is σ = 19285432320. Its totient is φ = 1119785472.

The previous prime is 5171263411. The next prime is 5171263469. The reversal of 5171263440 is 443621715.

It is an interprime number because it is at equal distance from previous prime (5171263411) and next prime (5171263469).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49084 + ... + 112923.

It is an arithmetic number, because the mean of its divisors is an integer number (120533952).

Almost surely, 2^5171263440 is an apocalyptic number.

It is an amenable number.

5171263440 is an abundant number, since it is smaller than the sum of its proper divisors (14114168880).

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

5171263440 is a wasteful number, since it uses less digits than its factorization.

5171263440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162049 (or 162043 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 5171263440 is about 71911.4972726893. The cubic root of 5171263440 is about 1729.2809378730.

The spelling of 5171263440 in words is "five billion, one hundred seventy-one million, two hundred sixty-three thousand, four hundred forty".