5393186740 has 72 divisors (see below), whose sum is σ = 12129267528. Its totient is φ = 2012989440.

The previous prime is 5393186731. The next prime is 5393186761. The reversal of 5393186740 is 476813935.

It can be written as a sum of positive squares in 4 ways, for example, as 150847524 + 5242339216 = 12282^2 + 72404^2 .

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 427564 + ... + 439996.

It is an arithmetic number, because the mean of its divisors is an integer number (168462049).

Almost surely, 2^5393186740 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5393186740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6064633764).

5393186740 is an abundant number, since it is smaller than the sum of its proper divisors (6736080788).

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

5393186740 is a wasteful number, since it uses less digits than its factorization.

5393186740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12529 (or 12504 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 5393186740 is about 73438.3192890469. The cubic root of 5393186740 is about 1753.6724770892.

The spelling of 5393186740 in words is "five billion, three hundred ninety-three million, one hundred eighty-six thousand, seven hundred forty".