22153220542454 has 32 divisors (see below), whose sum is σ = 33611825318400. Its totient is φ = 10949726944800.

The previous prime is 22153220542433. The next prime is 22153220542459. The reversal of 22153220542454 is 45424502235122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22153220542459) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 866057837 + ... + 866083415.

It is an arithmetic number, because the mean of its divisors is an integer number (1050369541200).

Almost surely, 2^{22153220542454} is an apocalyptic number.

22153220542454 is a deficient number, since it is larger than the sum of its proper divisors (11458604775946).

22153220542454 is a wasteful number, since it uses less digits than its factorization.

22153220542454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34148.

The product of its (nonzero) digits is 768000, while the sum is 41.

Adding to 22153220542454 its reverse (45424502235122), we get a palindrome (67577722777576).

The spelling of 22153220542454 in words is "twenty-two trillion, one hundred fifty-three billion, two hundred twenty million, five hundred forty-two thousand, four hundred fifty-four".