1079865735220 has 48 divisors (see below), whose sum is σ = 2387255431680. Its totient is φ = 409509664256.

The previous prime is 1079865735217. The next prime is 1079865735227. The reversal of 1079865735220 is 225375689701.

It is a super-2 number, since 2×1079865735220² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1079865735227) 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, 10335340 + ... + 10439299.

It is an arithmetic number, because the mean of its divisors is an integer number (49734488160).

Almost surely, 2^{1079865735220} is an apocalyptic number.

1079865735220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1079865735220 is an abundant number, since it is smaller than the sum of its proper divisors (1307389696460).

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

1079865735220 is a wasteful number, since it uses less digits than its factorization.

1079865735220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20774784 (or 20774782 counting only the distinct ones).

The product of its (nonzero) digits is 6350400, while the sum is 55.

The spelling of 1079865735220 in words is "one trillion, seventy-nine billion, eight hundred sixty-five million, seven hundred thirty-five thousand, two hundred twenty".