149729569142 has 8 divisors (see below), whose sum is σ = 224646927816. Its totient is φ = 74847259872.

The previous prime is 149729569127. The next prime is 149729569153. The reversal of 149729569142 is 241965927941.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8751668 + ... + 8768759.

It is an arithmetic number, because the mean of its divisors is an integer number (28080865977).

Almost surely, 2^149729569142 is an apocalyptic number.

149729569142 is a deficient number, since it is larger than the sum of its proper divisors (74917358674).

149729569142 is a wasteful number, since it uses less digits than its factorization.

149729569142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17524702.

The product of its digits is 9797760, while the sum is 59.

The spelling of 149729569142 in words is "one hundred forty-nine billion, seven hundred twenty-nine million, five hundred sixty-nine thousand, one hundred forty-two".