122553153505 has 16 divisors (see below), whose sum is σ = 150965337600. Its totient is φ = 95451475840.

The previous prime is 122553153473. The next prime is 122553153511. The reversal of 122553153505 is 505351355221.

It is not a de Polignac number, because 122553153505 - 2⁵ = 122553153473 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525835 + ... + 722224.

It is an arithmetic number, because the mean of its divisors is an integer number (9435333600).

Almost surely, 2^122553153505 is an apocalyptic number.

It is an amenable number.

122553153505 is a deficient number, since it is larger than the sum of its proper divisors (28412184095).

122553153505 is a wasteful number, since it uses less digits than its factorization.

122553153505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248584.

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 122553153505 in words is "one hundred twenty-two billion, five hundred fifty-three million, one hundred fifty-three thousand, five hundred five".