40991270173425 has 288 divisors, whose sum is σ = 91531431613440. Its totient is φ = 17250658444800.

The previous prime is 40991270173411. The next prime is 40991270173429. The reversal of 40991270173425 is 52437107219904.

40991270173425 is a `hidden beast` number, since 4 + 0 + 99 + 127 + 0 + 1 + 7 + 3 + 425 = 666.

It is not a de Polignac number, because 40991270173425 - 2⁵ = 40991270173393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40991270173429) by changing a digit.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 43192054 + ... + 44130896.

It is an arithmetic number, because the mean of its divisors is an integer number (317817470880).

Almost surely, 2^{40991270173425} is an apocalyptic number.

40991270173425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40991270173425 is an abundant number, since it is smaller than the sum of its proper divisors (50540161440015).

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

40991270173425 is a wasteful number, since it uses less digits than its factorization.

40991270173425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938965 (or 938957 counting only the distinct ones).

The product of its (nonzero) digits is 3810240, while the sum is 54.

The spelling of 40991270173425 in words is "forty trillion, nine hundred ninety-one billion, two hundred seventy million, one hundred seventy-three thousand, four hundred twenty-five".