149022977143 has 8 divisors (see below), whose sum is σ = 157867300512. Its totient is φ = 140187350016.

The previous prime is 149022977123. The next prime is 149022977149. The reversal of 149022977143 is 341779220941.

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

It is a cyclic number.

It is not a de Polignac number, because 149022977143 - 2⁹ = 149022976631 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 (149022977149) 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, 2138755 + ... + 2207332.

It is an arithmetic number, because the mean of its divisors is an integer number (19733412564).

Almost surely, 2^149022977143 is an apocalyptic number.

149022977143 is a deficient number, since it is larger than the sum of its proper divisors (8844323369).

149022977143 is a wasteful number, since it uses less digits than its factorization.

149022977143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4348121.

The product of its (nonzero) digits is 762048, while the sum is 49.

The spelling of 149022977143 in words is "one hundred forty-nine billion, twenty-two million, nine hundred seventy-seven thousand, one hundred forty-three".