36675555840 has 800 divisors, whose sum is σ = 163845120384. Its totient is φ = 7617576960.

The previous prime is 36675555811. The next prime is 36675555853. The reversal of 36675555840 is 4855557663.

It is a happy number.

36675555840 is a `hidden beast` number, since 3 + 6 + 6 + 7 + 5 + 55 + 584 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15965572 + ... + 15967868.

Almost surely, 2^36675555840 is an apocalyptic number.

36675555840 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36675555840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81922560192).

36675555840 is an abundant number, since it is smaller than the sum of its proper divisors (127169564544).

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

36675555840 is a wasteful number, since it uses less digits than its factorization.

36675555840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2350 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 15120000, while the sum is 54.

The spelling of 36675555840 in words is "thirty-six billion, six hundred seventy-five million, five hundred fifty-five thousand, eight hundred forty".