36846147840 has 144 divisors (see below), whose sum is σ = 117754022400. Its totient is φ = 9819242496.

The previous prime is 36846147797. The next prime is 36846147851. The reversal of 36846147840 is 4874164863.

It is a super-2 number, since 2×36846147840² (a number of 22 digits) contains 22 as substring.

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, 10439196 + ... + 10442724.

Almost surely, 2^36846147840 is an apocalyptic number.

36846147840 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 36846147840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58877011200).

36846147840 is an abundant number, since it is smaller than the sum of its proper divisors (80907874560).

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

36846147840 is a wasteful number, since it uses less digits than its factorization.

36846147840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6272 (or 6258 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 36846147840 in words is "thirty-six billion, eight hundred forty-six million, one hundred forty-seven thousand, eight hundred forty".