378853488136 has 32 divisors (see below), whose sum is σ = 740209023000. Its totient is φ = 181559773696.

The previous prime is 378853488103. The next prime is 378853488161. The reversal of 378853488136 is 631884358873.

It can be written as a sum of positive squares in 4 ways, for example, as 331326872100 + 47526616036 = 575610^2 + 218006^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5928031 + ... + 5991598.

Almost surely, 2^378853488136 is an apocalyptic number.

It is an amenable number.

378853488136 is a deficient number, since it is larger than the sum of its proper divisors (361355534864).

378853488136 is a wasteful number, since it uses less digits than its factorization.

378853488136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11919801 (or 11919797 counting only the distinct ones).

The product of its digits is 92897280, while the sum is 64.

The spelling of 378853488136 in words is "three hundred seventy-eight billion, eight hundred fifty-three million, four hundred eighty-eight thousand, one hundred thirty-six".