148844774522215 has 32 divisors (see below), whose sum is σ = 189686330136576. Its totient is φ = 111736227778560.

The previous prime is 148844774522177. The next prime is 148844774522221. The reversal of 148844774522215 is 512225477448841.

It is a de Polignac number, because none of the positive numbers 2^k-148844774522215 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84849085 + ... + 86585545.

It is an arithmetic number, because the mean of its divisors is an integer number (5927697816768).

Almost surely, 2^{148844774522215} is an apocalyptic number.

148844774522215 is a deficient number, since it is larger than the sum of its proper divisors (40841555614361).

148844774522215 is a wasteful number, since it uses less digits than its factorization.

148844774522215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739499.

The product of its digits is 160563200, while the sum is 64.

The spelling of 148844774522215 in words is "one hundred forty-eight trillion, eight hundred forty-four billion, seven hundred seventy-four million, five hundred twenty-two thousand, two hundred fifteen".