378244441751 has 16 divisors (see below), whose sum is σ = 413367027840. Its totient is φ = 343244980320.

The previous prime is 378244441747. The next prime is 378244441769. The reversal of 378244441751 is 157144442873.

It is not a de Polignac number, because 378244441751 - 2² = 378244441747 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 378244441751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378244443751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31691381 + ... + 31703313.

It is an arithmetic number, because the mean of its divisors is an integer number (25835439240).

Almost surely, 2^378244441751 is an apocalyptic number.

378244441751 is a deficient number, since it is larger than the sum of its proper divisors (35122586089).

378244441751 is a wasteful number, since it uses less digits than its factorization.

378244441751 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16846.

The product of its digits is 3010560, while the sum is 50.

The spelling of 378244441751 in words is "three hundred seventy-eight billion, two hundred forty-four million, four hundred forty-one thousand, seven hundred fifty-one".