148236420465 has 160 divisors (see below), whose sum is σ = 314248298496. Its totient is φ = 65419643520.

The previous prime is 148236420439. The next prime is 148236420469. The reversal of 148236420465 is 564024632841.

148236420465 is a `hidden beast` number, since 1 + 4 + 82 + 364 + 204 + 6 + 5 = 666.

It is not a de Polignac number, because 148236420465 - 2¹³ = 148236412273 is a prime.

It is a super-4 number, since 4×148236420465⁴ (a number of 46 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 148236420465.

It is not an unprimeable number, because it can be changed into a prime (148236420469) by changing a digit.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 40688934 + ... + 40692576.

Almost surely, 2^148236420465 is an apocalyptic number.

148236420465 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

148236420465 is an abundant number, since it is smaller than the sum of its proper divisors (166011878031).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148236420465 is a wasteful number, since it uses less digits than its factorization.

148236420465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4161 (or 4152 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 148236420465 in words is "one hundred forty-eight billion, two hundred thirty-six million, four hundred twenty thousand, four hundred sixty-five".