1028277803007 has 48 divisors (see below), whose sum is σ = 1836032511040. Its totient is φ = 540019685376.

The previous prime is 1028277802991. The next prime is 1028277803017. The reversal of 1028277803007 is 7003087728201.

It is a happy number.

It is not a de Polignac number, because 1028277803007 - 2⁴ = 1028277802991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028277803017) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2553778 + ... + 2928879.

Almost surely, 2^{1028277803007} is an apocalyptic number.

1028277803007 is a deficient number, since it is larger than the sum of its proper divisors (807754708033).

1028277803007 is a wasteful number, since it uses less digits than its factorization.

1028277803007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5482912 (or 5482909 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 45.

The spelling of 1028277803007 in words is "one trillion, twenty-eight billion, two hundred seventy-seven million, eight hundred three thousand, seven".