6156772446 has 16 divisors (see below), whose sum is σ = 13432958208. Its totient is φ = 1865688600.

The previous prime is 6156772439. The next prime is 6156772463. The reversal of 6156772446 is 6442776516.

It is a junction number, because it is equal to n+sod(n) for n = 6156772395 and 6156772404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46642150 + ... + 46642281.

It is an arithmetic number, because the mean of its divisors is an integer number (839559888).

Almost surely, 2^6156772446 is an apocalyptic number.

6156772446 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6156772446 is an abundant number, since it is smaller than the sum of its proper divisors (7276185762).

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

6156772446 is a wasteful number, since it uses less digits than its factorization.

6156772446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93284447.

The product of its digits is 1693440, while the sum is 48.

The square root of 6156772446 is about 78465.1033644894. The cubic root of 6156772446 is about 1832.8110763714.

The spelling of 6156772446 in words is "six billion, one hundred fifty-six million, seven hundred seventy-two thousand, four hundred forty-six".