6157578582 has 16 divisors (see below), whose sum is σ = 13683508080. Its totient is φ = 2052526176.

The previous prime is 6157578533. The next prime is 6157578587. The reversal of 6157578582 is 2858757516.

6157578582 is a `hidden beast` number, since 6 + 1 + 5 + 7 + 57 + 8 + 582 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 114029233 = 6157578582 / (6 + 1 + 5 + 7 + 5 + 7 + 8 + 5 + 8 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6157578587) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57014563 + ... + 57014670.

It is an arithmetic number, because the mean of its divisors is an integer number (855219255).

Almost surely, 2^6157578582 is an apocalyptic number.

6157578582 is an abundant number, since it is smaller than the sum of its proper divisors (7525929498).

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

6157578582 is a wasteful number, since it uses less digits than its factorization.

6157578582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114029244 (or 114029238 counting only the distinct ones).

The product of its digits is 4704000, while the sum is 54.

The square root of 6157578582 is about 78470.2401041312. The cubic root of 6157578582 is about 1832.8910658206.

The spelling of 6157578582 in words is "six billion, one hundred fifty-seven million, five hundred seventy-eight thousand, five hundred eighty-two".