6572557412 has 6 divisors (see below), whose sum is σ = 11501975478. Its totient is φ = 3286278704.

The previous prime is 6572557403. The next prime is 6572557421. The reversal of 6572557412 is 2147552756.

It is an interprime number because it is at equal distance from previous prime (6572557403) and next prime (6572557421).

It can be written as a sum of positive squares in only one way, i.e., 3516015616 + 3056541796 = 59296^2 + 55286^2 .

It is a super-2 number, since 2×6572557412² = 86397021868072275488, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 821569673 + ... + 821569680.

It is an arithmetic number, because the mean of its divisors is an integer number (1916995913).

Almost surely, 2^6572557412 is an apocalyptic number.

It is an amenable number.

6572557412 is a deficient number, since it is larger than the sum of its proper divisors (4929418066).

6572557412 is a wasteful number, since it uses less digits than its factorization.

6572557412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1643139357 (or 1643139355 counting only the distinct ones).

The product of its digits is 588000, while the sum is 44.

The square root of 6572557412 is about 81071.3106591968. The cubic root of 6572557412 is about 1873.1740362458.

The spelling of 6572557412 in words is "six billion, five hundred seventy-two million, five hundred fifty-seven thousand, four hundred twelve".