232140540455550 has 768 divisors, whose sum is σ = 698117460480000. Its totient is φ = 56503725465600.

The previous prime is 232140540455479. The next prime is 232140540455623. The reversal of 232140540455550 is 55554045041232.

232140540455550 is a `hidden beast` number, since 2 + 3 + 2 + 1 + 4 + 0 + 5 + 40 + 4 + 55 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 232140540455496 and 232140540455505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 35274353260 + ... + 35274359840.

It is an arithmetic number, because the mean of its divisors is an integer number (909007110000).

Almost surely, 2^{232140540455550} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232140540455550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (349058730240000).

232140540455550 is an abundant number, since it is smaller than the sum of its proper divisors (465976920024450).

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

232140540455550 is a wasteful number, since it uses less digits than its factorization.

232140540455550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7026 (or 7015 counting only the distinct ones).

The product of its (nonzero) digits is 2400000, while the sum is 45.

Adding to 232140540455550 its reverse (55554045041232), we get a palindrome (287694585496782).

The spelling of 232140540455550 in words is "two hundred thirty-two trillion, one hundred forty billion, five hundred forty million, four hundred fifty-five thousand, five hundred fifty".