22145204015350 has 72 divisors (see below), whose sum is σ = 46041059022912. Its totient is φ = 7912926403200.

The previous prime is 22145204015321. The next prime is 22145204015357. The reversal of 22145204015350 is 5351040254122.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22145204015357) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 42007957 + ... + 42531856.

It is an arithmetic number, because the mean of its divisors is an integer number (639459153096).

Almost surely, 2^{22145204015350} is an apocalyptic number.

22145204015350 is an abundant number, since it is smaller than the sum of its proper divisors (23895855007562).

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

22145204015350 is a wasteful number, since it uses less digits than its factorization.

22145204015350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84539882 (or 84539864 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 34.

Adding to 22145204015350 its reverse (5351040254122), we get a palindrome (27496244269472).

The spelling of 22145204015350 in words is "twenty-two trillion, one hundred forty-five billion, two hundred four million, fifteen thousand, three hundred fifty".