3085437778 has 16 divisors (see below), whose sum is σ = 4880340000. Its totient is φ = 1458944352.

The previous prime is 3085437757. The next prime is 3085437791. The reversal of 3085437778 is 8777345803.

3085437778 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 49728 + ... + 92971.

It is an arithmetic number, because the mean of its divisors is an integer number (305021250).

Almost surely, 2^3085437778 is an apocalyptic number.

3085437778 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

3085437778 is a deficient number, since it is larger than the sum of its proper divisors (1794902222).

3085437778 is a wasteful number, since it uses less digits than its factorization.

3085437778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143289.

The product of its (nonzero) digits is 3951360, while the sum is 52.

The square root of 3085437778 is about 55546.7170767094. The cubic root of 3085437778 is about 1455.8130146831.

The spelling of 3085437778 in words is "three billion, eighty-five million, four hundred thirty-seven thousand, seven hundred seventy-eight".