4011231456 has 60 divisors (see below), whose sum is σ = 11796927912. Its totient is φ = 1337076288.

The previous prime is 4011231451. The next prime is 4011231517. The reversal of 4011231456 is 6541321104.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011231451) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 771180 + ... + 776363.

Almost surely, 2^4011231456 is an apocalyptic number.

It is an amenable number.

4011231456 is an abundant number, since it is smaller than the sum of its proper divisors (7785696456).

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

4011231456 is a wasteful number, since it uses less digits than its factorization.

4011231456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547565 (or 1547548 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 4011231456 is about 63334.2834174351. The cubic root of 4011231456 is about 1588.8853989748.

The spelling of 4011231456 in words is "four billion, eleven million, two hundred thirty-one thousand, four hundred fifty-six".