122653240533 has 12 divisors (see below), whose sum is σ = 178093363968. Its totient is φ = 81340716840.

The previous prime is 122653240529. The next prime is 122653240543. The reversal of 122653240533 is 335042356221.

122653240533 is a `hidden beast` number, since 1 + 22 + 65 + 3 + 2 + 40 + 533 = 666.

It is not a de Polignac number, because 122653240533 - 2² = 122653240529 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122653240513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35674035 + ... + 35677472.

It is an arithmetic number, because the mean of its divisors is an integer number (14841113664).

Almost surely, 2^122653240533 is an apocalyptic number.

It is an amenable number.

122653240533 is a deficient number, since it is larger than the sum of its proper divisors (55440123435).

122653240533 is a wasteful number, since it uses less digits than its factorization.

122653240533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71351704 (or 71351701 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 122653240533 its reverse (335042356221), we get a palindrome (457695596754).

The spelling of 122653240533 in words is "one hundred twenty-two billion, six hundred fifty-three million, two hundred forty thousand, five hundred thirty-three".