1068485540 has 12 divisors (see below), whose sum is σ = 2243819676. Its totient is φ = 427394208.

The previous prime is 1068485533. The next prime is 1068485549. The reversal of 1068485540 is 455848601.

It can be written as a sum of positive squares in 2 ways, for example, as 797158756 + 271326784 = 28234^2 + 16472^2 .

It is a super-2 number, since 2×1068485540² = 2283322698378183200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (1068485549) 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, 26712119 + ... + 26712158.

It is an arithmetic number, because the mean of its divisors is an integer number (186984973).

Almost surely, 2^1068485540 is an apocalyptic number.

1068485540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1068485540 is an abundant number, since it is smaller than the sum of its proper divisors (1175334136).

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

1068485540 is a wasteful number, since it uses less digits than its factorization.

1068485540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53424286 (or 53424284 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 41.

The square root of 1068485540 is about 32687.6970739757. The cubic root of 1068485540 is about 1022.3263383152.

The spelling of 1068485540 in words is "one billion, sixty-eight million, four hundred eighty-five thousand, five hundred forty".