23455033531140 has 192 divisors, whose sum is σ = 67366973721600. Its totient is φ = 6094663618560.

The previous prime is 23455033531117. The next prime is 23455033531151. The reversal of 23455033531140 is 4113533055432.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 866733210 + ... + 866760270.

It is an arithmetic number, because the mean of its divisors is an integer number (350869654800).

Almost surely, 2^{23455033531140} is an apocalyptic number.

23455033531140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23455033531140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33683486860800).

23455033531140 is an abundant number, since it is smaller than the sum of its proper divisors (43911940190460).

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

23455033531140 is a wasteful number, since it uses less digits than its factorization.

23455033531140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28462 (or 28460 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 39.

Adding to 23455033531140 its reverse (4113533055432), we get a palindrome (27568566586572).

The spelling of 23455033531140 in words is "twenty-three trillion, four hundred fifty-five billion, thirty-three million, five hundred thirty-one thousand, one hundred forty".