23402055307212 has 240 divisors, whose sum is σ = 63299044929120. Its totient is φ = 7533427120128.

The previous prime is 23402055307129. The next prime is 23402055307217. The reversal of 23402055307212 is 21270355020432.

23402055307212 is a `hidden beast` number, since 2 + 3 + 4 + 0 + 20 + 553 + 0 + 72 + 12 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (23402055307217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1899048883 + ... + 1899061205.

It is an arithmetic number, because the mean of its divisors is an integer number (263746020538).

Almost surely, 2^{23402055307212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23402055307212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31649522464560).

23402055307212 is an abundant number, since it is smaller than the sum of its proper divisors (39896989621908).

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

23402055307212 is a wasteful number, since it uses less digits than its factorization.

23402055307212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13542 (or 13531 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 23402055307212 in words is "twenty-three trillion, four hundred two billion, fifty-five million, three hundred seven thousand, two hundred twelve".