148445591630625 has 45 divisors (see below), whose sum is σ = 267942643477509. Its totient is φ = 79170494850000.

The previous prime is 148445591630563. The next prime is 148445591630657. The reversal of 148445591630625 is 526036195544841.

The square root of 148445591630625 is 12183825.

It is a perfect power (a square), and thus also a powerful number.

148445591630625 is a `hidden beast` number, since 1 + 4 + 8 + 4 + 4 + 5 + 591 + 6 + 30 + 6 + 2 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 11638134383841 + 136807457246784 = 3411471^2 + 11696472^2 .

It is a tau number, because it is divible by the number of its divisors (45).

It is not a de Polignac number, because 148445591630625 - 2²⁷ = 148445457412897 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 913705650 + ... + 913868100.

Almost surely, 2^{148445591630625} is an apocalyptic number.

148445591630625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

148445591630625 is the 12183825-th square number.

148445591630625 is the 6091913-rd centered octagonal number.

It is an amenable number.

148445591630625 is a deficient number, since it is larger than the sum of its proper divisors (119497051846884).

148445591630625 is an frugal number, since it uses more digits than its factorization.

148445591630625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324928 (or 162459 counting only the distinct ones).

The product of its (nonzero) digits is 124416000, while the sum is 63.

The spelling of 148445591630625 in words is "one hundred forty-eight trillion, four hundred forty-five billion, five hundred ninety-one million, six hundred thirty thousand, six hundred twenty-five".