3813801325650 has 96 divisors (see below), whose sum is σ = 11127326287680. Its totient is φ = 957189346560.

The previous prime is 3813801325639. The next prime is 3813801325669. The reversal of 3813801325650 is 565231083183.

3813801325650 is a `hidden beast` number, since 3 + 8 + 1 + 3 + 80 + 1 + 3 + 2 + 565 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 3813801325596 and 3813801325605.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83066404 + ... + 83112303.

It is an arithmetic number, because the mean of its divisors is an integer number (115909648830).

Almost surely, 2^{3813801325650} is an apocalyptic number.

3813801325650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3813801325650 is an abundant number, since it is smaller than the sum of its proper divisors (7313524962030).

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

3813801325650 is a wasteful number, since it uses less digits than its factorization.

3813801325650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166178745 (or 166178734 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The spelling of 3813801325650 in words is "three trillion, eight hundred thirteen billion, eight hundred one million, three hundred twenty-five thousand, six hundred fifty".