366790441878 has 216 divisors, whose sum is σ = 958152142584. Its totient is φ = 101108528640.

The previous prime is 366790441867. The next prime is 366790441889. The reversal of 366790441878 is 878144097663.

366790441878 is a `hidden beast` number, since 3 + 6 + 67 + 90 + 4 + 418 + 78 = 666.

It is an interprime number because it is at equal distance from previous prime (366790441867) and next prime (366790441889).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 545007750 + ... + 545008422.

It is an arithmetic number, because the mean of its divisors is an integer number (4435889549).

Almost surely, 2^366790441878 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366790441878, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (479076071292).

366790441878 is an abundant number, since it is smaller than the sum of its proper divisors (591361700706).

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

366790441878 is a wasteful number, since it uses less digits than its factorization.

366790441878 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1400 (or 1359 counting only the distinct ones).

The product of its (nonzero) digits is 48771072, while the sum is 63.

The spelling of 366790441878 in words is "three hundred sixty-six billion, seven hundred ninety million, four hundred forty-one thousand, eight hundred seventy-eight".