148778127039 has 4 divisors (see below), whose sum is σ = 198370836056. Its totient is φ = 99185418024.

The previous prime is 148778127023. The next prime is 148778127053. The reversal of 148778127039 is 930721877841.

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

It is not a de Polignac number, because 148778127039 - 2⁴ = 148778127023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 148778127039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148778127019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24796354504 + ... + 24796354509.

It is an arithmetic number, because the mean of its divisors is an integer number (49592709014).

Almost surely, 2^148778127039 is an apocalyptic number.

148778127039 is a deficient number, since it is larger than the sum of its proper divisors (49592709017).

148778127039 is an equidigital number, since it uses as much as digits as its factorization.

148778127039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49592709016.

The product of its (nonzero) digits is 4741632, while the sum is 57.

The spelling of 148778127039 in words is "one hundred forty-eight billion, seven hundred seventy-eight million, one hundred twenty-seven thousand, thirty-nine".