383074742655 has 24 divisors (see below), whose sum is σ = 724359514320. Its totient is φ = 185733208320.

The previous prime is 383074742537. The next prime is 383074742663. The reversal of 383074742655 is 556247470383.

It is a happy number.

383074742655 is a `hidden beast` number, since 3 + 8 + 307 + 4 + 74 + 265 + 5 = 666.

It is not a de Polignac number, because 383074742655 - 2⁸ = 383074742399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 386943690 + ... + 386944679.

It is an arithmetic number, because the mean of its divisors is an integer number (30181646430).

Almost surely, 2^383074742655 is an apocalyptic number.

383074742655 is a deficient number, since it is larger than the sum of its proper divisors (341284771665).

383074742655 is a wasteful number, since it uses less digits than its factorization.

383074742655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773888391 (or 773888388 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 54.

The spelling of 383074742655 in words is "three hundred eighty-three billion, seventy-four million, seven hundred forty-two thousand, six hundred fifty-five".