6557873452 has 24 divisors (see below), whose sum is σ = 12371157792. Its totient is φ = 3023750400.

The previous prime is 6557873449. The next prime is 6557873461. The reversal of 6557873452 is 2543787556.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a self number, because there is not a number n which added to its sum of digits gives 6557873452.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7549 + ... + 114772.

It is an arithmetic number, because the mean of its divisors is an integer number (515464908).

Almost surely, 2^6557873452 is an apocalyptic number.

It is an amenable number.

6557873452 is a deficient number, since it is larger than the sum of its proper divisors (5813284340).

6557873452 is a wasteful number, since it uses less digits than its factorization.

6557873452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123369 (or 123367 counting only the distinct ones).

The product of its digits is 7056000, while the sum is 52.

The square root of 6557873452 is about 80980.6980211951. The cubic root of 6557873452 is about 1871.7780234977.

The spelling of 6557873452 in words is "six billion, five hundred fifty-seven million, eight hundred seventy-three thousand, four hundred fifty-two".