387394077675 has 48 divisors (see below), whose sum is σ = 698793310080. Its totient is φ = 187807200000.

The previous prime is 387394077649. The next prime is 387394077689. The reversal of 387394077675 is 576770493783.

It is not a de Polignac number, because 387394077675 - 2²¹ = 387391980523 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10087911 + ... + 10126239.

It is an arithmetic number, because the mean of its divisors is an integer number (14558193960).

Almost surely, 2^387394077675 is an apocalyptic number.

387394077675 is a deficient number, since it is larger than the sum of its proper divisors (311399232405).

387394077675 is a wasteful number, since it uses less digits than its factorization.

387394077675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50604 (or 50599 counting only the distinct ones).

The product of its (nonzero) digits is 186701760, while the sum is 66.

The spelling of 387394077675 in words is "three hundred eighty-seven billion, three hundred ninety-four million, seventy-seven thousand, six hundred seventy-five".