1023233423553 has 24 divisors (see below), whose sum is σ = 1667966713920. Its totient is φ = 598757278560.

The previous prime is 1023233423533. The next prime is 1023233423573. The reversal of 1023233423553 is 3553243323201.

1023233423553 is a `hidden beast` number, since 1 + 0 + 2 + 32 + 33 + 42 + 3 + 553 = 666.

It is an interprime number because it is at equal distance from previous prime (1023233423533) and next prime (1023233423573).

It is not a de Polignac number, because 1023233423553 - 2⁸ = 1023233423297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1023233423533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 178198701 + ... + 178204442.

It is an arithmetic number, because the mean of its divisors is an integer number (69498613080).

Almost surely, 2^{1023233423553} is an apocalyptic number.

It is an amenable number.

1023233423553 is a deficient number, since it is larger than the sum of its proper divisors (644733290367).

1023233423553 is a wasteful number, since it uses less digits than its factorization.

1023233423553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356403189 (or 356403186 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 36.

Adding to 1023233423553 its reverse (3553243323201), we get a palindrome (4576476746754).

The spelling of 1023233423553 in words is "one trillion, twenty-three billion, two hundred thirty-three million, four hundred twenty-three thousand, five hundred fifty-three".