149146557429 has 16 divisors (see below), whose sum is σ = 199096012800. Its totient is φ = 99314136576.

The previous prime is 149146557379. The next prime is 149146557437. The reversal of 149146557429 is 924755641941.

It is not a de Polignac number, because 149146557429 - 2¹¹ = 149146555381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149146557829) 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, 12306877 + ... + 12318989.

It is an arithmetic number, because the mean of its divisors is an integer number (12443500800).

Almost surely, 2^149146557429 is an apocalyptic number.

It is an amenable number.

149146557429 is a deficient number, since it is larger than the sum of its proper divisors (49949455371).

149146557429 is a wasteful number, since it uses less digits than its factorization.

149146557429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16604.

The product of its digits is 10886400, while the sum is 57.

The spelling of 149146557429 in words is "one hundred forty-nine billion, one hundred forty-six million, five hundred fifty-seven thousand, four hundred twenty-nine".