148615700066 has 4 divisors (see below), whose sum is σ = 222923550102. Its totient is φ = 74307850032.

The previous prime is 148615700063. The next prime is 148615700081. The reversal of 148615700066 is 660007516841.

148615700066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 135770877841 + 12844822225 = 368471^2 + 113335^2 .

It is a super-2 number, since 2×148615700066² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (148615700063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37153925015 + ... + 37153925018.

Almost surely, 2^148615700066 is an apocalyptic number.

148615700066 is a deficient number, since it is larger than the sum of its proper divisors (74307850036).

148615700066 is an equidigital number, since it uses as much as digits as its factorization.

148615700066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74307850035.

The product of its (nonzero) digits is 241920, while the sum is 44.

The spelling of 148615700066 in words is "one hundred forty-eight billion, six hundred fifteen million, seven hundred thousand, sixty-six".