1453203432512 has 28 divisors (see below), whose sum is σ = 3105523683276. Its totient is φ = 670709276160.

The previous prime is 1453203432491. The next prime is 1453203432521. The reversal of 1453203432512 is 2152343023541.

It can be written as a sum of positive squares in 2 ways, for example, as 61615154176 + 1391588278336 = 248224^2 + 1179656^2 .

It is a super-2 number, since 2×1453203432512² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 873318539 + ... + 873320202.

It is an arithmetic number, because the mean of its divisors is an integer number (110911560117).

Almost surely, 2^{1453203432512} is an apocalyptic number.

It is an amenable number.

1453203432512 is an abundant number, since it is smaller than the sum of its proper divisors (1652320250764).

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

1453203432512 is a wasteful number, since it uses less digits than its factorization.

1453203432512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746638766 (or 1746638756 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The spelling of 1453203432512 in words is "one trillion, four hundred fifty-three billion, two hundred three million, four hundred thirty-two thousand, five hundred twelve".