148157211447 has 36 divisors (see below), whose sum is σ = 255673161744. Its totient is φ = 80980320960.

The previous prime is 148157211437. The next prime is 148157211463. The reversal of 148157211447 is 744112751841.

148157211447 is a `hidden beast` number, since 1 + 48 + 157 + 2 + 11 + 447 = 666.

It is not a de Polignac number, because 148157211447 - 2⁴ = 148157211431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148157211407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2189454 + ... + 2256107.

Almost surely, 2^148157211447 is an apocalyptic number.

148157211447 is a deficient number, since it is larger than the sum of its proper divisors (107515950297).

148157211447 is a wasteful number, since it uses less digits than its factorization.

148157211447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4445620 (or 4445594 counting only the distinct ones).

The product of its digits is 250880, while the sum is 45.

The spelling of 148157211447 in words is "one hundred forty-eight billion, one hundred fifty-seven million, two hundred eleven thousand, four hundred forty-seven".