220423524251040 has 192 divisors, whose sum is σ = 841617092776320. Its totient is φ = 53436005867520.

The previous prime is 220423524251017. The next prime is 220423524251083. The reversal of 220423524251040 is 40152425324022.

220423524251040 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 2 + 3 + 524 + 25 + 104 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 220423524250986 and 220423524251004.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2319223569 + ... + 2319318608.

It is an arithmetic number, because the mean of its divisors is an integer number (4383422358210).

Almost surely, 2^{220423524251040} is an apocalyptic number.

220423524251040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220423524251040 is an abundant number, since it is smaller than the sum of its proper divisors (621193568525280).

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

220423524251040 is a wasteful number, since it uses less digits than its factorization.

220423524251040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4638542212 (or 4638542198 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 36.

Adding to 220423524251040 its reverse (40152425324022), we get a palindrome (260575949575062).

The spelling of 220423524251040 in words is "two hundred twenty trillion, four hundred twenty-three billion, five hundred twenty-four million, two hundred fifty-one thousand, forty".