6537777356 has 12 divisors (see below), whose sum is σ = 12481211400. Its totient is φ = 2971716960.

The previous prime is 6537777349. The next prime is 6537777359.

6537777356 is nontrivially palindromic in base 10.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (6537777359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74292881 + ... + 74292968.

It is an arithmetic number, because the mean of its divisors is an integer number (1040100950).

Almost surely, 2^6537777356 is an apocalyptic number.

It is an amenable number.

6537777356 is a deficient number, since it is larger than the sum of its proper divisors (5943434044).

6537777356 is a wasteful number, since it uses less digits than its factorization.

6537777356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148585864 (or 148585862 counting only the distinct ones).

The product of its digits is 19448100, while the sum is 56.

The square root of 6537777356 is about 80856.5232742541. The cubic root of 6537777356 is about 1869.8640941390.

The spelling of 6537777356 in words is "six billion, five hundred thirty-seven million, seven hundred seventy-seven thousand, three hundred fifty-six".