1017628744854 has 16 divisors (see below), whose sum is σ = 2040713948592. Its totient is φ = 338300171808.

The previous prime is 1017628744829. The next prime is 1017628744859. The reversal of 1017628744854 is 4584478267101.

It is a junction number, because it is equal to n+sod(n) for n = 1017628744794 and 1017628744803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1017628744859) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227350029 + ... + 227354504.

It is an arithmetic number, because the mean of its divisors is an integer number (127544621787).

Almost surely, 2^{1017628744854} is an apocalyptic number.

1017628744854 is an abundant number, since it is smaller than the sum of its proper divisors (1023085203738).

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

1017628744854 is a wasteful number, since it uses less digits than its factorization.

1017628744854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454704911.

The product of its (nonzero) digits is 12042240, while the sum is 57.

The spelling of 1017628744854 in words is "one trillion, seventeen billion, six hundred twenty-eight million, seven hundred forty-four thousand, eight hundred fifty-four".