1052807506618 has 12 divisors (see below), whose sum is σ = 1837041669882. Its totient is φ = 451203217080.

The previous prime is 1052807506613. The next prime is 1052807506721. The reversal of 1052807506618 is 8166057082501.

It can be written as a sum of positive squares in only one way, i.e., 1051951768609 + 855738009 = 1025647^2 + 29253^2 .

It is a super-2 number, since 2×1052807506618² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (1052807506613) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5371466773 + ... + 5371466968.

Almost surely, 2^{1052807506618} is an apocalyptic number.

1052807506618 is a deficient number, since it is larger than the sum of its proper divisors (784234163264).

1052807506618 is a wasteful number, since it uses less digits than its factorization.

1052807506618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10742933757 (or 10742933750 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 49.

The spelling of 1052807506618 in words is "one trillion, fifty-two billion, eight hundred seven million, five hundred six thousand, six hundred eighteen".