149995690541423 has 4 divisors (see below), whose sum is σ = 149995738163640. Its totient is φ = 149995642919208.

The previous prime is 149995690541413. The next prime is 149995690541429. The reversal of 149995690541423 is 324145096599941.

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

It is a cyclic number.

It is not a de Polignac number, because 149995690541423 - 2¹⁴ = 149995690525039 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 (149995690541429) 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, 18724328 + ... + 25506701.

It is an arithmetic number, because the mean of its divisors is an integer number (37498934540910).

Almost surely, 2^{149995690541423} is an apocalyptic number.

149995690541423 is a deficient number, since it is larger than the sum of its proper divisors (47622217).

149995690541423 is an equidigital number, since it uses as much as digits as its factorization.

149995690541423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47622216.

The product of its (nonzero) digits is 377913600, while the sum is 71.

The spelling of 149995690541423 in words is "one hundred forty-nine trillion, nine hundred ninety-five billion, six hundred ninety million, five hundred forty-one thousand, four hundred twenty-three".