149583718761 has 4 divisors (see below), whose sum is σ = 199444958352. Its totient is φ = 99722479172.

The previous prime is 149583718723. The next prime is 149583718763. The reversal of 149583718761 is 167817385941.

149583718761 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 149583718761 - 2¹³ = 149583710569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149583718695 and 149583718704.

It is not an unprimeable number, because it can be changed into a prime (149583718763) 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 in 3 ways as a sum of consecutive naturals, for example, 24930619791 + ... + 24930619796.

It is an arithmetic number, because the mean of its divisors is an integer number (49861239588).

Almost surely, 2^149583718761 is an apocalyptic number.

It is an amenable number.

149583718761 is a deficient number, since it is larger than the sum of its proper divisors (49861239591).

149583718761 is an equidigital number, since it uses as much as digits as its factorization.

149583718761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49861239590.

The product of its digits is 10160640, while the sum is 60.

The spelling of 149583718761 in words is "one hundred forty-nine billion, five hundred eighty-three million, seven hundred eighteen thousand, seven hundred sixty-one".