1552410531545 has 4 divisors (see below), whose sum is σ = 1862892637860. Its totient is φ = 1241928425232.

The previous prime is 1552410531437. The next prime is 1552410531557. The reversal of 1552410531545 is 5451350142551.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 315659690896 + 1236750840649 = 561836^2 + 1112093^2 .

It is a cyclic number.

It is not a de Polignac number, because 1552410531545 - 2⁸ = 1552410531289 is a prime.

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, 155241053150 + ... + 155241053159.

It is an arithmetic number, because the mean of its divisors is an integer number (465723159465).

Almost surely, 2^{1552410531545} is an apocalyptic number.

It is an amenable number.

1552410531545 is a deficient number, since it is larger than the sum of its proper divisors (310482106315).

1552410531545 is an equidigital number, since it uses as much as digits as its factorization.

1552410531545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310482106314.

The product of its (nonzero) digits is 300000, while the sum is 41.

The spelling of 1552410531545 in words is "one trillion, five hundred fifty-two billion, four hundred ten million, five hundred thirty-one thousand, five hundred forty-five".