1456142321456 has 40 divisors (see below), whose sum is σ = 2827349038080. Its totient is φ = 726504343616.

The previous prime is 1456142321437. The next prime is 1456142321471. The reversal of 1456142321456 is 6541232416541.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68743475 + ... + 68764653.

It is an arithmetic number, because the mean of its divisors is an integer number (70683725952).

Almost surely, 2^{1456142321456} is an apocalyptic number.

1456142321456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1456142321456 is a deficient number, since it is larger than the sum of its proper divisors (1371206716624).

1456142321456 is a wasteful number, since it uses less digits than its factorization.

1456142321456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30233 (or 30227 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

Adding to 1456142321456 its reverse (6541232416541), we get a palindrome (7997374737997).

The spelling of 1456142321456 in words is "one trillion, four hundred fifty-six billion, one hundred forty-two million, three hundred twenty-one thousand, four hundred fifty-six".