5140029636 has 135 divisors (see below), whose sum is σ = 15658376349. Its totient is φ = 1465998912.

The previous prime is 5140029619. The next prime is 5140029649. The reversal of 5140029636 is 6369200415.

It is a happy number.

The square root of 5140029636 is 71694.

It is a perfect power (a square), and thus also a powerful number.

5140029636 is a `hidden beast` number, since 5 + 14 + 0 + 0 + 2 + 9 + 636 = 666.

It can be written as a sum of positive squares in only one way, i.e., 847159236 + 4292870400 = 29106^2 + 65520^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 5140029636.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 9033160 + ... + 9033728.

Almost surely, 2^5140029636 is an apocalyptic number.

5140029636 is the 71694-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5140029636

5140029636 is an abundant number, since it is smaller than the sum of its proper divisors (10518346713).

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

5140029636 is an equidigital number, since it uses as much as digits as its factorization.

5140029636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168 (or 581 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The cubic root of 5140029636 is about 1725.7923558349.

Multiplying 5140029636 by its sum of digits (36), we get a square (185041066896 = 430164²).

5140029636 divided by its sum of digits (36) gives a square (142778601 = 11949²).

The spelling of 5140029636 in words is "five billion, one hundred forty million, twenty-nine thousand, six hundred thirty-six".