22154144035454 has 8 divisors (see below), whose sum is σ = 35185993468128. Its totient is φ = 10425479546080.

The previous prime is 22154144035427. The next prime is 22154144035531. The reversal of 22154144035454 is 45453044145122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22154144035454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325796235782 + ... + 325796235849.

It is an arithmetic number, because the mean of its divisors is an integer number (4398249183516).

Almost surely, 2^{22154144035454} is an apocalyptic number.

22154144035454 is a deficient number, since it is larger than the sum of its proper divisors (13031849432674).

22154144035454 is a wasteful number, since it uses less digits than its factorization.

22154144035454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651592471650.

The product of its (nonzero) digits is 1536000, while the sum is 44.

The spelling of 22154144035454 in words is "twenty-two trillion, one hundred fifty-four billion, one hundred forty-four million, thirty-five thousand, four hundred fifty-four".