1552458320403 has 16 divisors (see below), whose sum is σ = 2120921650176. Its totient is φ = 1009495287360.

The previous prime is 1552458320393. The next prime is 1552458320431. The reversal of 1552458320403 is 3040238542551.

It is a de Polignac number, because none of the positive numbers 2^k-1552458320403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1552458320473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 926251 + ... + 1990692.

It is an arithmetic number, because the mean of its divisors is an integer number (132557603136).

Almost surely, 2^{1552458320403} is an apocalyptic number.

1552458320403 is a deficient number, since it is larger than the sum of its proper divisors (568463329773).

1552458320403 is a wasteful number, since it uses less digits than its factorization.

1552458320403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921314.

The product of its (nonzero) digits is 576000, while the sum is 42.

The spelling of 1552458320403 in words is "one trillion, five hundred fifty-two billion, four hundred fifty-eight million, three hundred twenty thousand, four hundred three".