2421155055 has 16 divisors (see below), whose sum is σ = 4226016384. Its totient is φ = 1173893280.

The previous prime is 2421155041. The next prime is 2421155059. The reversal of 2421155055 is 5505511242.

It is not a de Polignac number, because 2421155055 - 2⁶ = 2421154991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421155059) 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, 7336669 + ... + 7336998.

It is an arithmetic number, because the mean of its divisors is an integer number (264126024).

Almost surely, 2^2421155055 is an apocalyptic number.

2421155055 is a deficient number, since it is larger than the sum of its proper divisors (1804861329).

2421155055 is a wasteful number, since it uses less digits than its factorization.

2421155055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14673686.

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 2421155055 is about 49205.2340203763. The cubic root of 2421155055 is about 1342.7882565414.

Adding to 2421155055 its reverse (5505511242), we get a palindrome (7926666297).

The spelling of 2421155055 in words is "two billion, four hundred twenty-one million, one hundred fifty-five thousand, fifty-five".