148638564927 has 24 divisors (see below), whose sum is σ = 223371100160. Its totient is φ = 95140740240.

The previous prime is 148638564901. The next prime is 148638565001. The reversal of 148638564927 is 729465836841.

148638564927 is a `hidden beast` number, since 1 + 4 + 8 + 63 + 8 + 564 + 9 + 2 + 7 = 666.

It is not a de Polignac number, because 148638564927 - 2¹¹ = 148638562879 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148638560927) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2062027 + ... + 2132892.

Almost surely, 2^148638564927 is an apocalyptic number.

148638564927 is a deficient number, since it is larger than the sum of its proper divisors (74732535233).

148638564927 is a wasteful number, since it uses less digits than its factorization.

148638564927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195083 (or 4195080 counting only the distinct ones).

The product of its digits is 69672960, while the sum is 63.

The spelling of 148638564927 in words is "one hundred forty-eight billion, six hundred thirty-eight million, five hundred sixty-four thousand, nine hundred twenty-seven".