2264155505421 has 4 divisors (see below), whose sum is σ = 3018874007232. Its totient is φ = 1509437003612.

The previous prime is 2264155505407. The next prime is 2264155505551. The reversal of 2264155505421 is 1245055514622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2264155505421 - 2⁶ = 2264155505357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2264155525421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377359250901 + ... + 377359250906.

It is an arithmetic number, because the mean of its divisors is an integer number (754718501808).

Almost surely, 2^{2264155505421} is an apocalyptic number.

It is an amenable number.

2264155505421 is a deficient number, since it is larger than the sum of its proper divisors (754718501811).

2264155505421 is an equidigital number, since it uses as much as digits as its factorization.

2264155505421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754718501810.

The product of its (nonzero) digits is 480000, while the sum is 42.

The spelling of 2264155505421 in words is "two trillion, two hundred sixty-four billion, one hundred fifty-five million, five hundred five thousand, four hundred twenty-one".