371622678387 has 4 divisors (see below), whose sum is σ = 495496904520. Its totient is φ = 247748452256.

The previous prime is 371622678379. The next prime is 371622678391. The reversal of 371622678387 is 783876226173.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 371622678387 - 2³ = 371622678379 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 371622678387.

It is not an unprimeable number, because it can be changed into a prime (371622658387) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 61937113062 + ... + 61937113067.

It is an arithmetic number, because the mean of its divisors is an integer number (123874226130).

Almost surely, 2^371622678387 is an apocalyptic number.

371622678387 is a deficient number, since it is larger than the sum of its proper divisors (123874226133).

371622678387 is a wasteful number, since it uses less digits than its factorization.

371622678387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123874226132.

The product of its digits is 28449792, while the sum is 60.

The spelling of 371622678387 in words is "three hundred seventy-one billion, six hundred twenty-two million, six hundred seventy-eight thousand, three hundred eighty-seven".