1065618480 has 160 divisors (see below), whose sum is σ = 3524774400. Its totient is φ = 265383936.

The previous prime is 1065618473. The next prime is 1065618487. The reversal of 1065618480 is 848165601.

It is an interprime number because it is at equal distance from previous prime (1065618473) and next prime (1065618487).

It is a super-2 number, since 2×1065618480² = 2271085489835020800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065618487) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 566181 + ... + 568059.

It is an arithmetic number, because the mean of its divisors is an integer number (22029840).

Almost surely, 2^1065618480 is an apocalyptic number.

1065618480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065618480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1762387200).

1065618480 is an abundant number, since it is smaller than the sum of its proper divisors (2459155920).

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

1065618480 is a wasteful number, since it uses less digits than its factorization.

1065618480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051 (or 2045 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 39.

The square root of 1065618480 is about 32643.8122773674. The cubic root of 1065618480 is about 1021.4111187832.

The spelling of 1065618480 in words is "one billion, sixty-five million, six hundred eighteen thousand, four hundred eighty".