149684401734 has 16 divisors (see below), whose sum is σ = 342135775488. Its totient is φ = 42766971912.

The previous prime is 149684401721. The next prime is 149684401807. The reversal of 149684401734 is 437104486941.

149684401734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1781957122 + ... + 1781957205.

It is an arithmetic number, because the mean of its divisors is an integer number (21383485968).

Almost surely, 2^149684401734 is an apocalyptic number.

149684401734 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

149684401734 is an abundant number, since it is smaller than the sum of its proper divisors (192451373754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149684401734 is a wasteful number, since it uses less digits than its factorization.

149684401734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3563914339.

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 149684401734 in words is "one hundred forty-nine billion, six hundred eighty-four million, four hundred one thousand, seven hundred thirty-four".