1453139230448 has 20 divisors (see below), whose sum is σ = 2815513776240. Its totient is φ = 726555030144.

The previous prime is 1453139230447. The next prime is 1453139230469. The reversal of 1453139230448 is 8440329313541.

It is a super-2 number, since 2×1453139230448² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453139230447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65828 + ... + 1706051.

It is an arithmetic number, because the mean of its divisors is an integer number (140775688812).

Almost surely, 2^{1453139230448} is an apocalyptic number.

It is an amenable number.

1453139230448 is a deficient number, since it is larger than the sum of its proper divisors (1362374545792).

1453139230448 is a wasteful number, since it uses less digits than its factorization.

1453139230448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823144 (or 1823138 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 47.

The spelling of 1453139230448 in words is "one trillion, four hundred fifty-three billion, one hundred thirty-nine million, two hundred thirty thousand, four hundred forty-eight".