378223720498 has 32 divisors (see below), whose sum is σ = 614081548080. Its totient is φ = 173679974400.

The previous prime is 378223720429. The next prime is 378223720507. The reversal of 378223720498 is 894027322873.

It can be written as a sum of positive squares in 8 ways, for example, as 297759022929 + 80464697569 = 545673^2 + 283663^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4009086 + ... + 4102342.

Almost surely, 2^378223720498 is an apocalyptic number.

378223720498 is a deficient number, since it is larger than the sum of its proper divisors (235857827582).

378223720498 is a wasteful number, since it uses less digits than its factorization.

378223720498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94062.

The product of its (nonzero) digits is 8128512, while the sum is 55.

The spelling of 378223720498 in words is "three hundred seventy-eight billion, two hundred twenty-three million, seven hundred twenty thousand, four hundred ninety-eight".