148865058779 has 4 divisors (see below), whose sum is σ = 152888438784. Its totient is φ = 144841678776.

The previous prime is 148865058763. The next prime is 148865058817. The reversal of 148865058779 is 977850568841.

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

It is a cyclic number.

It is not a de Polignac number, because 148865058779 - 2⁴ = 148865058763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148865058179) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2011689947 + ... + 2011690020.

It is an arithmetic number, because the mean of its divisors is an integer number (38222109696).

Almost surely, 2^148865058779 is an apocalyptic number.

148865058779 is a deficient number, since it is larger than the sum of its proper divisors (4023380005).

148865058779 is an equidigital number, since it uses as much as digits as its factorization.

148865058779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4023380004.

The product of its (nonzero) digits is 135475200, while the sum is 68.

The spelling of 148865058779 in words is "one hundred forty-eight billion, eight hundred sixty-five million, fifty-eight thousand, seven hundred seventy-nine".