148790265899 has 36 divisors (see below), whose sum is σ = 166893711768. Its totient is φ = 132641245440.

The previous prime is 148790265893. The next prime is 148790265901. The reversal of 148790265899 is 998562097841.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a de Polignac number, because none of the positive numbers 2^k-148790265899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148790265893) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1365048257 + ... + 1365048365.

It is an arithmetic number, because the mean of its divisors is an integer number (4635936438).

Almost surely, 2^148790265899 is an apocalyptic number.

148790265899 is a deficient number, since it is larger than the sum of its proper divisors (18103445869).

148790265899 is an frugal number, since it uses more digits than its factorization.

148790265899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445 (or 217 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 68.

The spelling of 148790265899 in words is "one hundred forty-eight billion, seven hundred ninety million, two hundred sixty-five thousand, eight hundred ninety-nine".