378785495850 has 96 divisors (see below), whose sum is σ = 956145142080. Its totient is φ = 99210624000.

The previous prime is 378785495849. The next prime is 378785495861. The reversal of 378785495850 is 58594587873.

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, 10433730 + ... + 10469970.

It is an arithmetic number, because the mean of its divisors is an integer number (9959845230).

Almost surely, 2^378785495850 is an apocalyptic number.

378785495850 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 378785495850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (478072571040).

378785495850 is an abundant number, since it is smaller than the sum of its proper divisors (577359646230).

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

378785495850 is a wasteful number, since it uses less digits than its factorization.

378785495850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37496 (or 37491 counting only the distinct ones).

The product of its (nonzero) digits is 338688000, while the sum is 69.

The spelling of 378785495850 in words is "three hundred seventy-eight billion, seven hundred eighty-five million, four hundred ninety-five thousand, eight hundred fifty".