22051553455 has 16 divisors (see below), whose sum is σ = 27378823680. Its totient is φ = 17030135808.

The previous prime is 22051553453. The next prime is 22051553467. The reversal of 22051553455 is 55435515022.

It is a cyclic number.

It is not a de Polignac number, because 22051553455 - 2¹ = 22051553453 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22051553453) 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, 1552114 + ... + 1566256.

It is an arithmetic number, because the mean of its divisors is an integer number (1711176480).

Almost surely, 2^22051553455 is an apocalyptic number.

22051553455 is a deficient number, since it is larger than the sum of its proper divisors (5327270225).

22051553455 is a wasteful number, since it uses less digits than its factorization.

22051553455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24930.

The product of its (nonzero) digits is 150000, while the sum is 37.

The spelling of 22051553455 in words is "twenty-two billion, fifty-one million, five hundred fifty-three thousand, four hundred fifty-five".