36845772648 has 64 divisors (see below), whose sum is σ = 96984537600. Its totient is φ = 11632870080.

The previous prime is 36845772637. The next prime is 36845772653. The reversal of 36845772648 is 84627754863.

It is a happy number.

36845772648 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×36845772648² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36845772591 and 36845772600.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3373965 + ... + 3384867.

It is an arithmetic number, because the mean of its divisors is an integer number (1515383400).

Almost surely, 2^36845772648 is an apocalyptic number.

36845772648 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

36845772648 is an abundant number, since it is smaller than the sum of its proper divisors (60138764952).

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

36845772648 is a wasteful number, since it uses less digits than its factorization.

36845772648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18342 (or 18338 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 60.

The spelling of 36845772648 in words is "thirty-six billion, eight hundred forty-five million, seven hundred seventy-two thousand, six hundred forty-eight".