4040256036 has 24 divisors (see below), whose sum is σ = 9430284640. Its totient is φ = 1346320512.

The previous prime is 4040255981. The next prime is 4040256037. The reversal of 4040256036 is 6306520404.

It is a junction number, because it is equal to n+sod(n) for n = 4040255994 and 4040256012.

It is not an unprimeable number, because it can be changed into a prime (4040256037) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13726 + ... + 90933.

Almost surely, 2^4040256036 is an apocalyptic number.

It is an amenable number.

4040256036 is an abundant number, since it is smaller than the sum of its proper divisors (5390028604).

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

4040256036 is a wasteful number, since it uses less digits than its factorization.

4040256036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107883 (or 107881 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 4040256036 is about 63563.0083932471. The cubic root of 4040256036 is about 1592.7084930347.

The spelling of 4040256036 in words is "four billion, forty million, two hundred fifty-six thousand, thirty-six".