5039661550 has 96 divisors (see below), whose sum is σ = 11737820160. Its totient is φ = 1563945600.

The previous prime is 5039661511. The next prime is 5039661551. The reversal of 5039661550 is 551669305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5039661551) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 917412 + ... + 922888.

It is an arithmetic number, because the mean of its divisors is an integer number (122268960).

Almost surely, 2^5039661550 is an apocalyptic number.

5039661550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5039661550 is an abundant number, since it is smaller than the sum of its proper divisors (6698158610).

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

5039661550 is a wasteful number, since it uses less digits than its factorization.

5039661550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746 (or 5741 counting only the distinct ones).

The product of its (nonzero) digits is 121500, while the sum is 40.

The square root of 5039661550 is about 70990.5736700303. The cubic root of 5039661550 is about 1714.4853972589.

The spelling of 5039661550 in words is "five billion, thirty-nine million, six hundred sixty-one thousand, five hundred fifty".