622734421021153 has 16 divisors (see below), whose sum is σ = 713347116612480. Its totient is φ = 532534408471296.

The previous prime is 622734421021127. The next prime is 622734421021231. The reversal of 622734421021153 is 351120124437226.

It is a de Polignac number, because none of the positive numbers 2^k-622734421021153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (622734421021553) 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, 325627743 + ... + 327534571.

It is an arithmetic number, because the mean of its divisors is an integer number (44584194788280).

Almost surely, 2^{622734421021153} is an apocalyptic number.

It is an amenable number.

622734421021153 is a deficient number, since it is larger than the sum of its proper divisors (90612695591327).

622734421021153 is a wasteful number, since it uses less digits than its factorization.

622734421021153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2015016.

The product of its (nonzero) digits is 483840, while the sum is 43.

Adding to 622734421021153 its reverse (351120124437226), we get a palindrome (973854545458379).

The spelling of 622734421021153 in words is "six hundred twenty-two trillion, seven hundred thirty-four billion, four hundred twenty-one million, twenty-one thousand, one hundred fifty-three".