378834567628 has 96 divisors (see below), whose sum is σ = 744102374400. Its totient is φ = 167306860800.

The previous prime is 378834567619. The next prime is 378834567649. The reversal of 378834567628 is 826765438873.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 105025801 + ... + 105029407.

It is an arithmetic number, because the mean of its divisors is an integer number (7751066400).

Almost surely, 2^378834567628 is an apocalyptic number.

It is an amenable number.

378834567628 is a deficient number, since it is larger than the sum of its proper divisors (365267806772).

378834567628 is a wasteful number, since it uses less digits than its factorization.

378834567628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4151 (or 4149 counting only the distinct ones).

The product of its digits is 325140480, while the sum is 67.

The spelling of 378834567628 in words is "three hundred seventy-eight billion, eight hundred thirty-four million, five hundred sixty-seven thousand, six hundred twenty-eight".