378011500 has 24 divisors (see below), whose sum is σ = 825578208. Its totient is φ = 151204400.

The previous prime is 378011477. The next prime is 378011503. The reversal of 378011500 is 5110873.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (378011503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377512 + ... + 378511.

It is an arithmetic number, because the mean of its divisors is an integer number (34399092).

Almost surely, 2^378011500 is an apocalyptic number.

It is an amenable number.

378011500 is an abundant number, since it is smaller than the sum of its proper divisors (447566708).

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

378011500 is a wasteful number, since it uses less digits than its factorization.

378011500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 756042 (or 756030 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 378011500 is about 19442.5178410616. The cubic root of 378011500 is about 723.0500116216.

The spelling of 378011500 in words is "three hundred seventy-eight million, eleven thousand, five hundred".