40375165355420 has 192 divisors, whose sum is σ = 99675574935552. Its totient is φ = 13449307392000.

The previous prime is 40375165355417. The next prime is 40375165355453. The reversal of 40375165355420 is 2455356157304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4515728150 + ... + 4515737090.

It is an arithmetic number, because the mean of its divisors is an integer number (519143619456).

Almost surely, 2^{40375165355420} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40375165355420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49837787467776).

40375165355420 is an abundant number, since it is smaller than the sum of its proper divisors (59300409580132).

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

40375165355420 is a wasteful number, since it uses less digits than its factorization.

40375165355420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12172 (or 12170 counting only the distinct ones).

The product of its (nonzero) digits is 7560000, while the sum is 50.

The spelling of 40375165355420 in words is "forty trillion, three hundred seventy-five billion, one hundred sixty-five million, three hundred fifty-five thousand, four hundred twenty".