1553713245523 has 16 divisors (see below), whose sum is σ = 1621988256544. Its totient is φ = 1486825320960.

The previous prime is 1553713245433. The next prime is 1553713245527. The reversal of 1553713245523 is 3255423173551.

It is a cyclic number.

It is not a de Polignac number, because 1553713245523 - 2¹⁷ = 1553713114451 is a prime.

It is a super-2 number, since 2×1553713245523² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1553713245527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58097611 + ... + 58124347.

It is an arithmetic number, because the mean of its divisors is an integer number (101374266034).

Almost surely, 2^{1553713245523} is an apocalyptic number.

1553713245523 is a deficient number, since it is larger than the sum of its proper divisors (68275011021).

1553713245523 is a wasteful number, since it uses less digits than its factorization.

1553713245523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52582.

The product of its digits is 1890000, while the sum is 46.

The spelling of 1553713245523 in words is "one trillion, five hundred fifty-three billion, seven hundred thirteen million, two hundred forty-five thousand, five hundred twenty-three".