149377792678 has 4 divisors (see below), whose sum is σ = 224066689020. Its totient is φ = 74688896338.

The previous prime is 149377792673. The next prime is 149377792699. The reversal of 149377792678 is 876297773941.

149377792678 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149377792673) 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 as a sum of consecutive naturals, namely, 37344448168 + ... + 37344448171.

It is an arithmetic number, because the mean of its divisors is an integer number (56016672255).

Almost surely, 2^149377792678 is an apocalyptic number.

149377792678 is a deficient number, since it is larger than the sum of its proper divisors (74688896342).

149377792678 is an equidigital number, since it uses as much as digits as its factorization.

149377792678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74688896341.

The product of its digits is 224042112, while the sum is 70.

The spelling of 149377792678 in words is "one hundred forty-nine billion, three hundred seventy-seven million, seven hundred ninety-two thousand, six hundred seventy-eight".