1553240842330 has 16 divisors (see below), whose sum is σ = 2796206976360. Its totient is φ = 621213345792.

The previous prime is 1553240842291. The next prime is 1553240842381. The reversal of 1553240842330 is 332480423551.

It can be written as a sum of positive squares in 4 ways, for example, as 812379545041 + 740861297289 = 901321^2 + 860733^2 .

It is a super-2 number, since 2×1553240842330² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10295259 + ... + 10445038.

Almost surely, 2^{1553240842330} is an apocalyptic number.

1553240842330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1553240842330 is a deficient number, since it is larger than the sum of its proper divisors (1242966134030).

1553240842330 is a wasteful number, since it uses less digits than its factorization.

1553240842330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20747793.

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 1553240842330 in words is "one trillion, five hundred fifty-three billion, two hundred forty million, eight hundred forty-two thousand, three hundred thirty".