378196277634 has 32 divisors (see below), whose sum is σ = 960498483840. Its totient is φ = 108056079216.

The previous prime is 378196277533. The next prime is 378196277651. The reversal of 378196277634 is 436772691873.

378196277634 is a `hidden beast` number, since 378 + 196 + 2 + 7 + 76 + 3 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

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, 500259249 + ... + 500260004.

It is an arithmetic number, because the mean of its divisors is an integer number (30015577620).

Almost surely, 2^378196277634 is an apocalyptic number.

378196277634 is an abundant number, since it is smaller than the sum of its proper divisors (582302206206).

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

378196277634 is a wasteful number, since it uses less digits than its factorization.

378196277634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000519271 (or 1000519265 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 63.

The spelling of 378196277634 in words is "three hundred seventy-eight billion, one hundred ninety-six million, two hundred seventy-seven thousand, six hundred thirty-four".