1456663450242 has 128 divisors (see below), whose sum is σ = 3969982937088. Its totient is φ = 344037196800.

The previous prime is 1456663450223. The next prime is 1456663450259. The reversal of 1456663450242 is 2420543666541.

It is a junction number, because it is equal to n+sod(n) for n = 1456663450191 and 1456663450200.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1407559 + ... + 2212362.

It is an arithmetic number, because the mean of its divisors is an integer number (31015491696).

Almost surely, 2^{1456663450242} is an apocalyptic number.

1456663450242 is an abundant number, since it is smaller than the sum of its proper divisors (2513319486846).

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

1456663450242 is a wasteful number, since it uses less digits than its factorization.

1456663450242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3620024.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 1456663450242 in words is "one trillion, four hundred fifty-six billion, six hundred sixty-three million, four hundred fifty thousand, two hundred forty-two".