1552553553012 has 72 divisors (see below), whose sum is σ = 4597171578720. Its totient is φ = 403260661440.

The previous prime is 1552553553007. The next prime is 1552553553037. The reversal of 1552553553012 is 2103553552551.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120011587 + ... + 120024522.

It is an arithmetic number, because the mean of its divisors is an integer number (63849605260).

Almost surely, 2^{1552553553012} is an apocalyptic number.

1552553553012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1552553553012 is an abundant number, since it is smaller than the sum of its proper divisors (3044618025708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1552553553012 is a wasteful number, since it uses less digits than its factorization.

1552553553012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240036141 (or 240036132 counting only the distinct ones).

The product of its (nonzero) digits is 562500, while the sum is 42.

The spelling of 1552553553012 in words is "one trillion, five hundred fifty-two billion, five hundred fifty-three million, five hundred fifty-three thousand, twelve".