149948884837 has 2 divisors, whose sum is σ = 149948884838. Its totient is φ = 149948884836.

The previous prime is 149948884751. The next prime is 149948884847. The reversal of 149948884837 is 738488849941.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 142456424356 + 7492460481 = 377434^2 + 86559^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149948884837 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 149948884837.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (149948884847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74974442418 + 74974442419.

It is an arithmetic number, because the mean of its divisors is an integer number (74974442419).

Almost surely, 2^149948884837 is an apocalyptic number.

It is an amenable number.

149948884837 is a deficient number, since it is larger than the sum of its proper divisors (1).

149948884837 is an equidigital number, since it uses as much as digits as its factorization.

149948884837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 445906944, while the sum is 73.

The spelling of 149948884837 in words is "one hundred forty-nine billion, nine hundred forty-eight million, eight hundred eighty-four thousand, eight hundred thirty-seven".