4256155774 has 16 divisors (see below), whose sum is σ = 6876587088. Its totient is φ = 1964020032.

The previous prime is 4256155763. The next prime is 4256155789. The reversal of 4256155774 is 4775516524.

It is a super-2 number, since 2×4256155774² = 36229723945107078152, 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 in 7 ways as a sum of consecutive naturals, for example, 175474 + ... + 198250.

It is an arithmetic number, because the mean of its divisors is an integer number (429786693).

Almost surely, 2^4256155774 is an apocalyptic number.

4256155774 is a deficient number, since it is larger than the sum of its proper divisors (2620431314).

4256155774 is a wasteful number, since it uses less digits than its factorization.

4256155774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29979.

The product of its digits is 1176000, while the sum is 46.

The square root of 4256155774 is about 65239.2195998695. The cubic root of 4256155774 is about 1620.5875750532.

The spelling of 4256155774 in words is "four billion, two hundred fifty-six million, one hundred fifty-five thousand, seven hundred seventy-four".