19754134132 has 12 divisors (see below), whose sum is σ = 34892817120. Its totient is φ = 9784757816.

The previous prime is 19754134097. The next prime is 19754134133. The reversal of 19754134132 is 23143145791.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19754134133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23076832 + ... + 23077687.

It is an arithmetic number, because the mean of its divisors is an integer number (2907734760).

Almost surely, 2^19754134132 is an apocalyptic number.

It is an amenable number.

19754134132 is a deficient number, since it is larger than the sum of its proper divisors (15138682988).

19754134132 is a wasteful number, since it uses less digits than its factorization.

19754134132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46154630 (or 46154628 counting only the distinct ones).

The product of its digits is 90720, while the sum is 40.

The spelling of 19754134132 in words is "nineteen billion, seven hundred fifty-four million, one hundred thirty-four thousand, one hundred thirty-two".