378500857983 has 12 divisors (see below), whose sum is σ = 553310492280. Its totient is φ = 249293737296.

The previous prime is 378500857957. The next prime is 378500858009. The reversal of 378500857983 is 389758005873.

378500857983 is a `hidden beast` number, since 3 + 7 + 8 + 50 + 0 + 8 + 579 + 8 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (378500857957) and next prime (378500858009).

It is not a de Polignac number, because 378500857983 - 2³⁸ = 103622951039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 378500857983.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378500857183) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 253346548 + ... + 253348041.

It is an arithmetic number, because the mean of its divisors is an integer number (46109207690).

Almost surely, 2^378500857983 is an apocalyptic number.

378500857983 is a deficient number, since it is larger than the sum of its proper divisors (174809634297).

378500857983 is a wasteful number, since it uses less digits than its factorization.

378500857983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506694678 (or 506694675 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 63.

The spelling of 378500857983 in words is "three hundred seventy-eight billion, five hundred million, eight hundred fifty-seven thousand, nine hundred eighty-three".