20321414300040 has 128 divisors (see below), whose sum is σ = 69684780072960. Its totient is φ = 4644137389824.

The previous prime is 20321414300029. The next prime is 20321414300051. The reversal of 20321414300040 is 4000341412302.

It is an interprime number because it is at equal distance from previous prime (20321414300029) and next prime (20321414300051).

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 3191037 + ... + 7129203.

It is an arithmetic number, because the mean of its divisors is an integer number (544412344320).

Almost surely, 2^{20321414300040} is an apocalyptic number.

20321414300040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20321414300040 is an abundant number, since it is smaller than the sum of its proper divisors (49363365772920).

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

20321414300040 is a wasteful number, since it uses less digits than its factorization.

20321414300040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3944331 (or 3944327 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20321414300040 its reverse (4000341412302), we get a palindrome (24321755712342).

The spelling of 20321414300040 in words is "twenty trillion, three hundred twenty-one billion, four hundred fourteen million, three hundred thousand, forty".