1426156256 has 48 divisors (see below), whose sum is σ = 3212304480. Its totient is φ = 610552320.

The previous prime is 1426156253. The next prime is 1426156267. The reversal of 1426156256 is 6526516241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426156253) 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, 245546 + ... + 251286.

It is an arithmetic number, because the mean of its divisors is an integer number (66923010).

Almost surely, 2^1426156256 is an apocalyptic number.

1426156256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1426156256 is an abundant number, since it is smaller than the sum of its proper divisors (1786148224).

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

1426156256 is a wasteful number, since it uses less digits than its factorization.

1426156256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6867 (or 6859 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

The square root of 1426156256 is about 37764.4840557898. The cubic root of 1426156256 is about 1125.6128364053.

The spelling of 1426156256 in words is "one billion, four hundred twenty-six million, one hundred fifty-six thousand, two hundred fifty-six".