1155262024455 has 64 divisors (see below), whose sum is σ = 2425813401600. Its totient is φ = 454839995520.

The previous prime is 1155262024451. The next prime is 1155262024463. The reversal of 1155262024455 is 5544202625511.

It is not a de Polignac number, because 1155262024455 - 2² = 1155262024451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1155262024451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26299815 + ... + 26343704.

It is an arithmetic number, because the mean of its divisors is an integer number (37903334400).

Almost surely, 2^{1155262024455} is an apocalyptic number.

1155262024455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1155262024455 is an abundant number, since it is smaller than the sum of its proper divisors (1270551377145).

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

1155262024455 is a wasteful number, since it uses less digits than its factorization.

1155262024455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52643564.

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

Adding to 1155262024455 its reverse (5544202625511), we get a palindrome (6699464649966).

The spelling of 1155262024455 in words is "one trillion, one hundred fifty-five billion, two hundred sixty-two million, twenty-four thousand, four hundred fifty-five".