149836151823 has 8 divisors (see below), whose sum is σ = 199786073088. Its totient is φ = 99888499224.

The previous prime is 149836151821. The next prime is 149836151867. The reversal of 149836151823 is 328151638941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 149836151823 - 2¹ = 149836151821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149836151821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406561 + ... + 681882.

It is an arithmetic number, because the mean of its divisors is an integer number (24973259136).

Almost surely, 2^149836151823 is an apocalyptic number.

149836151823 is a deficient number, since it is larger than the sum of its proper divisors (49949921265).

149836151823 is a wasteful number, since it uses less digits than its factorization.

149836151823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1134333.

The product of its digits is 1244160, while the sum is 51.

The spelling of 149836151823 in words is "one hundred forty-nine billion, eight hundred thirty-six million, one hundred fifty-one thousand, eight hundred twenty-three".