1233242798928 has 80 divisors (see below), whose sum is σ = 3667196951040. Its totient is φ = 349820143488.

The previous prime is 1233242798923. The next prime is 1233242798933. The reversal of 1233242798928 is 8298972423321.

It is an interprime number because it is at equal distance from previous prime (1233242798923) and next prime (1233242798933).

It is a super-2 number, since 2×1233242798928² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1233242798923) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13156050 + ... + 13249457.

It is an arithmetic number, because the mean of its divisors is an integer number (45839961888).

Almost surely, 2^{1233242798928} is an apocalyptic number.

It is an amenable number.

1233242798928 is an abundant number, since it is smaller than the sum of its proper divisors (2433954152112).

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

1233242798928 is a wasteful number, since it uses less digits than its factorization.

1233242798928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26405664 (or 26405658 counting only the distinct ones).

The product of its digits is 20901888, while the sum is 60.

The spelling of 1233242798928 in words is "one trillion, two hundred thirty-three billion, two hundred forty-two million, seven hundred ninety-eight thousand, nine hundred twenty-eight".