40744134684 has 36 divisors (see below), whose sum is σ = 112355039160. Its totient is φ = 12346707360.

The previous prime is 40744134659. The next prime is 40744134713. The reversal of 40744134684 is 48643144704.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×40744134684² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51444219 + ... + 51445010.

It is an arithmetic number, because the mean of its divisors is an integer number (3120973310).

Almost surely, 2^40744134684 is an apocalyptic number.

40744134684 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40744134684 is an abundant number, since it is smaller than the sum of its proper divisors (71610904476).

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

40744134684 is a wasteful number, since it uses less digits than its factorization.

40744134684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102889250 (or 102889245 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 45.

The spelling of 40744134684 in words is "forty billion, seven hundred forty-four million, one hundred thirty-four thousand, six hundred eighty-four".