148531157585 has 16 divisors (see below), whose sum is σ = 181251406080. Its totient is φ = 116824908480.

The previous prime is 148531157569. The next prime is 148531157597. The reversal of 148531157585 is 585751135841.

It is not a de Polignac number, because 148531157585 - 2⁴ = 148531157569 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 455282 + ... + 710171.

It is an arithmetic number, because the mean of its divisors is an integer number (11328212880).

Almost surely, 2^148531157585 is an apocalyptic number.

It is an amenable number.

148531157585 is a deficient number, since it is larger than the sum of its proper divisors (32720248495).

148531157585 is a wasteful number, since it uses less digits than its factorization.

148531157585 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1165888.

The product of its digits is 3360000, while the sum is 53.

The spelling of 148531157585 in words is "one hundred forty-eight billion, five hundred thirty-one million, one hundred fifty-seven thousand, five hundred eighty-five".