4231256776 has 16 divisors (see below), whose sum is σ = 7934659740. Its totient is φ = 2115347520.

The previous prime is 4231256773. The next prime is 4231256797. The reversal of 4231256776 is 6776521324.

It can be written as a sum of positive squares in 2 ways, for example, as 3027860676 + 1203396100 = 55026^2 + 34690^2 .

It is not an unprimeable number, because it can be changed into a prime (4231256773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37830 + ... + 99466.

Almost surely, 2^4231256776 is an apocalyptic number.

It is an amenable number.

4231256776 is a deficient number, since it is larger than the sum of its proper divisors (3703402964).

4231256776 is a wasteful number, since it uses less digits than its factorization.

4231256776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70224 (or 70220 counting only the distinct ones).

The product of its digits is 423360, while the sum is 43.

The square root of 4231256776 is about 65048.1112408347. Note that the first 3 decimals coincide. The cubic root of 4231256776 is about 1617.4211848744.

The spelling of 4231256776 in words is "four billion, two hundred thirty-one million, two hundred fifty-six thousand, seven hundred seventy-six".