2123233600455 has 48 divisors (see below), whose sum is σ = 4019368863744. Its totient is φ = 1028285787840.

The previous prime is 2123233600427. The next prime is 2123233600463. The reversal of 2123233600455 is 5540063323212.

2123233600455 is a `hidden beast` number, since 2 + 1 + 2 + 3 + 2 + 3 + 3 + 600 + 45 + 5 = 666.

It is not a de Polignac number, because 2123233600455 - 2⁶ = 2123233600391 is a prime.

It is a super-2 number, since 2×2123233600455² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1978839 + ... + 2856968.

It is an arithmetic number, because the mean of its divisors is an integer number (83736851328).

Almost surely, 2^{2123233600455} is an apocalyptic number.

2123233600455 is a deficient number, since it is larger than the sum of its proper divisors (1896135263289).

2123233600455 is a wasteful number, since it uses less digits than its factorization.

2123233600455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4836716 (or 4836713 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 2123233600455 its reverse (5540063323212), we get a palindrome (7663296923667).

The spelling of 2123233600455 in words is "two trillion, one hundred twenty-three billion, two hundred thirty-three million, six hundred thousand, four hundred fifty-five".