2265504344154 has 20 divisors (see below), whose sum is σ = 5076407882634. Its totient is φ = 755168114664.

The previous prime is 2265504344153. The next prime is 2265504344203. The reversal of 2265504344154 is 4514434055622.

It is a happy number.

2265504344154 is a `hidden beast` number, since 2 + 2 + 6 + 550 + 4 + 3 + 4 + 41 + 54 = 666.

2265504344154 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1784668887225 + 480835456929 = 1335915^2 + 693423^2 .

It is not an unprimeable number, because it can be changed into a prime (2265504344153) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6992297197 + ... + 6992297520.

Almost surely, 2^{2265504344154} is an apocalyptic number.

2265504344154 is an abundant number, since it is smaller than the sum of its proper divisors (2810903538480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2265504344154 is a wasteful number, since it uses less digits than its factorization.

2265504344154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13984594731 (or 13984594722 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 45.

Adding to 2265504344154 its reverse (4514434055622), we get a palindrome (6779938399776).

The spelling of 2265504344154 in words is "two trillion, two hundred sixty-five billion, five hundred four million, three hundred forty-four thousand, one hundred fifty-four".