2378361820032 has 512 divisors, whose sum is σ = 7762049856000. Its totient is φ = 710940672000.

The previous prime is 2378361820031. The next prime is 2378361820061. The reversal of 2378361820032 is 2300281638732.

2378361820032 is a `hidden beast` number, since 2 + 3 + 7 + 8 + 3 + 618 + 20 + 0 + 3 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2378361820032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2378361820031) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1201798819 + ... + 1201800797.

It is an arithmetic number, because the mean of its divisors is an integer number (15160253625).

Almost surely, 2^{2378361820032} is an apocalyptic number.

2378361820032 is a gapful number since it is divisible by the number (22) 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 2378361820032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3881024928000).

2378361820032 is an abundant number, since it is smaller than the sum of its proper divisors (5383688035968).

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

2378361820032 is a wasteful number, since it uses less digits than its factorization.

2378361820032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427 (or 2409 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The spelling of 2378361820032 in words is "two trillion, three hundred seventy-eight billion, three hundred sixty-one million, eight hundred twenty thousand, thirty-two".