40134804168448 has 144 divisors (see below), whose sum is σ = 92134514626560. Its totient is φ = 17278974259200.

The previous prime is 40134804168427. The next prime is 40134804168457. The reversal of 40134804168448 is 84486140843104.

It is a happy number.

It is a super-2 number, since 2×40134804168448² (a number of 28 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 15 ways as a sum of consecutive naturals, for example, 788103 + ... + 8993926.

It is an arithmetic number, because the mean of its divisors is an integer number (639823018240).

Almost surely, 2^{40134804168448} is an apocalyptic number.

It is an amenable number.

40134804168448 is an abundant number, since it is smaller than the sum of its proper divisors (51999710458112).

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

40134804168448 is a wasteful number, since it uses less digits than its factorization.

40134804168448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9782134 (or 9782120 counting only the distinct ones).

The product of its (nonzero) digits is 9437184, while the sum is 55.

The spelling of 40134804168448 in words is "forty trillion, one hundred thirty-four billion, eight hundred four million, one hundred sixty-eight thousand, four hundred forty-eight".