7137378478 has 8 divisors (see below), whose sum is σ = 10955046168. Its totient is φ = 3485696424.

The previous prime is 7137378473. The next prime is 7137378491. The reversal of 7137378478 is 8748737317.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7137378473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41496301 + ... + 41496472.

It is an arithmetic number, because the mean of its divisors is an integer number (1369380771).

Almost surely, 2^7137378478 is an apocalyptic number.

7137378478 is a deficient number, since it is larger than the sum of its proper divisors (3817667690).

7137378478 is a wasteful number, since it uses less digits than its factorization.

7137378478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82992818.

The product of its digits is 5531904, while the sum is 55.

The square root of 7137378478 is about 84483.0070369184. The cubic root of 7137378478 is about 1925.3642738302.

The spelling of 7137378478 in words is "seven billion, one hundred thirty-seven million, three hundred seventy-eight thousand, four hundred seventy-eight".