5261629380 has 96 divisors (see below), whose sum is σ = 17380392960. Its totient is φ = 1163859840.

The previous prime is 5261629369. The next prime is 5261629403. The reversal of 5261629380 is 839261625.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 189040 + ... + 215079.

It is an arithmetic number, because the mean of its divisors is an integer number (181045760).

Almost surely, 2^5261629380 is an apocalyptic number.

It is an amenable number.

5261629380 is an abundant number, since it is smaller than the sum of its proper divisors (12118763580).

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

5261629380 is a wasteful number, since it uses less digits than its factorization.

5261629380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404169 (or 404167 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 5261629380 is about 72537.0896852086. The cubic root of 5261629380 is about 1739.2956787414.

The spelling of 5261629380 in words is "five billion, two hundred sixty-one million, six hundred twenty-nine thousand, three hundred eighty".