1553019424804 has 27 divisors (see below), whose sum is σ = 2887136506387. Its totient is φ = 730812731264.

The previous prime is 1553019424793. The next prime is 1553019424807. The reversal of 1553019424804 is 4084249103551.

The square root of 1553019424804 is 1246202.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 58659871204 + 1494359553600 = 242198^2 + 1222440^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1553019424807) 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 8 ways as a sum of consecutive naturals, for example, 42352542 + ... + 42389194.

Almost surely, 2^{1553019424804} is an apocalyptic number.

1553019424804 is the 1246202-nd square number.

It is an amenable number.

1553019424804 is a deficient number, since it is larger than the sum of its proper divisors (1334117081583).

1553019424804 is an frugal number, since it uses more digits than its factorization.

1553019424804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73344 (or 36672 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 1553019424804 in words is "one trillion, five hundred fifty-three billion, nineteen million, four hundred twenty-four thousand, eight hundred four".