22046246401212 has 72 divisors (see below), whose sum is σ = 60813418498560. Its totient is φ = 6678568213920.

The previous prime is 22046246401199. The next prime is 22046246401213. The reversal of 22046246401212 is 21210464264022.

22046246401212 is a `hidden beast` number, since 2 + 2 + 0 + 4 + 6 + 2 + 4 + 640 + 1 + 2 + 1 + 2 = 666.

It is a super-2 number, since 2×22046246401212² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22046246401213) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7548012 + ... + 10053107.

It is an arithmetic number, because the mean of its divisors is an integer number (844630812480).

Almost surely, 2^{22046246401212} is an apocalyptic number.

22046246401212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22046246401212 is an abundant number, since it is smaller than the sum of its proper divisors (38767172097348).

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

22046246401212 is a wasteful number, since it uses less digits than its factorization.

22046246401212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17604303 (or 17604298 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 36.

The spelling of 22046246401212 in words is "twenty-two trillion, forty-six billion, two hundred forty-six million, four hundred one thousand, two hundred twelve".