149994284263 has 4 divisors (see below), whose sum is σ = 152106879888. Its totient is φ = 147881688640.

The previous prime is 149994284249. The next prime is 149994284303. The reversal of 149994284263 is 362482499941.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149994284263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149994284663) 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, 1056297706 + ... + 1056297847.

It is an arithmetic number, because the mean of its divisors is an integer number (38026719972).

Almost surely, 2^149994284263 is an apocalyptic number.

149994284263 is a deficient number, since it is larger than the sum of its proper divisors (2112595625).

149994284263 is an equidigital number, since it uses as much as digits as its factorization.

149994284263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2112595624.

The product of its digits is 26873856, while the sum is 61.

The spelling of 149994284263 in words is "one hundred forty-nine billion, nine hundred ninety-four million, two hundred eighty-four thousand, two hundred sixty-three".