40046243455320 has 64 divisors (see below), whose sum is σ = 120139383409920. Its totient is φ = 10678940206464.

The previous prime is 40046243455313. The next prime is 40046243455367. The reversal of 40046243455320 is 2355434264004.

It is a happy number.

It is a super-3 number, since 3×40046243455320³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 24128437 + ... + 25734683.

It is an arithmetic number, because the mean of its divisors is an integer number (1877177865780).

Almost surely, 2^{40046243455320} is an apocalyptic number.

40046243455320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40046243455320 is an abundant number, since it is smaller than the sum of its proper divisors (80093139954600).

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

40046243455320 is a wasteful number, since it uses less digits than its factorization.

40046243455320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814024 (or 1814020 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 42.

The spelling of 40046243455320 in words is "forty trillion, forty-six billion, two hundred forty-three million, four hundred fifty-five thousand, three hundred twenty".