1248028691928 has 16 divisors (see below), whose sum is σ = 3120071729880. Its totient is φ = 416009563968.

The previous prime is 1248028691927. The next prime is 1248028692011. The reversal of 1248028691928 is 8291968208421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1248028691927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26000597725 + ... + 26000597772.

Almost surely, 2^{1248028691928} is an apocalyptic number.

It is an amenable number.

1248028691928 is an abundant number, since it is smaller than the sum of its proper divisors (1872043037952).

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

1248028691928 is a wasteful number, since it uses less digits than its factorization.

1248028691928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52001195506 (or 52001195502 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 60.

The spelling of 1248028691928 in words is "one trillion, two hundred forty-eight billion, twenty-eight million, six hundred ninety-one thousand, nine hundred twenty-eight".