13834185040 has 40 divisors (see below), whose sum is σ = 34638673608. Its totient is φ = 5108006400.

The previous prime is 13834185031. The next prime is 13834185073. The reversal of 13834185040 is 4058143831.

It can be written as a sum of positive squares in 4 ways, for example, as 231161616 + 13603023424 = 15204^2 + 116632^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6650011 + ... + 6652090.

Almost surely, 2^13834185040 is an apocalyptic number.

13834185040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13834185040 is an abundant number, since it is smaller than the sum of its proper divisors (20804488568).

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

13834185040 is a wasteful number, since it uses less digits than its factorization.

13834185040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13302127 (or 13302121 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The spelling of 13834185040 in words is "thirteen billion, eight hundred thirty-four million, one hundred eighty-five thousand, forty".