149495046188543 has 16 divisors (see below), whose sum is σ = 165154765708800. Its totient is φ = 134180305284480.

The previous prime is 149495046188497. The next prime is 149495046188563. The reversal of 149495046188543 is 345881640594941.

It is a cyclic number.

It is not a de Polignac number, because 149495046188543 - 2⁶ = 149495046188479 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 (149495046188563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27034055 + ... + 32090967.

It is an arithmetic number, because the mean of its divisors is an integer number (10322172856800).

Almost surely, 2^{149495046188543} is an apocalyptic number.

149495046188543 is a deficient number, since it is larger than the sum of its proper divisors (15659719520257).

149495046188543 is a wasteful number, since it uses less digits than its factorization.

149495046188543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5091022.

The product of its (nonzero) digits is 597196800, while the sum is 71.

The spelling of 149495046188543 in words is "one hundred forty-nine trillion, four hundred ninety-five billion, forty-six million, one hundred eighty-eight thousand, five hundred forty-three".