1373556552 has 16 divisors (see below), whose sum is σ = 3433891440. Its totient is φ = 457852176.

The previous prime is 1373556517. The next prime is 1373556559. The reversal of 1373556552 is 2556553731.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1373556559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28615738 + ... + 28615785.

It is an arithmetic number, because the mean of its divisors is an integer number (214618215).

Almost surely, 2^1373556552 is an apocalyptic number.

1373556552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1373556552 is an abundant number, since it is smaller than the sum of its proper divisors (2060334888).

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

1373556552 is a wasteful number, since it uses less digits than its factorization.

1373556552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57231532 (or 57231528 counting only the distinct ones).

The product of its digits is 472500, while the sum is 42.

The square root of 1373556552 is about 37061.5238758473. The cubic root of 1373556552 is about 1111.6007939387.

The spelling of 1373556552 in words is "one billion, three hundred seventy-three million, five hundred fifty-six thousand, five hundred fifty-two".