6258581278 has 4 divisors (see below), whose sum is σ = 9387871920. Its totient is φ = 3129290638.

The previous prime is 6258581269. The next prime is 6258581299. The reversal of 6258581278 is 8721858526.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6258581278² = 78339679226664226568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1564645318 + ... + 1564645321.

It is an arithmetic number, because the mean of its divisors is an integer number (2346967980).

Almost surely, 2^6258581278 is an apocalyptic number.

6258581278 is a deficient number, since it is larger than the sum of its proper divisors (3129290642).

6258581278 is a wasteful number, since it uses less digits than its factorization.

6258581278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129290641.

The product of its digits is 2150400, while the sum is 52.

The square root of 6258581278 is about 79111.1956552295. The cubic root of 6258581278 is about 1842.8583957440.

The spelling of 6258581278 in words is "six billion, two hundred fifty-eight million, five hundred eighty-one thousand, two hundred seventy-eight".