1456040456 has 24 divisors (see below), whose sum is σ = 2956238730. Its totient is φ = 672018048.

The previous prime is 1456040437. The next prime is 1456040483. The reversal of 1456040456 is 6540406541.

It can be written as a sum of positive squares in 3 ways, for example, as 891977956 + 564062500 = 29866^2 + 23750^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 537125 + ... + 539828.

Almost surely, 2^1456040456 is an apocalyptic number.

It is an amenable number.

1456040456 is an abundant number, since it is smaller than the sum of its proper divisors (1500198274).

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

1456040456 is a wasteful number, since it uses less digits than its factorization.

1456040456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076985 (or 1076968 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 1456040456 is about 38158.0981706374. The cubic root of 1456040456 is about 1133.4207190597.

Adding to 1456040456 its reverse (6540406541), we get a palindrome (7996446997).

The spelling of 1456040456 in words is "one billion, four hundred fifty-six million, forty thousand, four hundred fifty-six".