1065615360 has 152 divisors (see below), whose sum is σ = 3422545536. Its totient is φ = 283115520.

The previous prime is 1065615329. The next prime is 1065615371. The reversal of 1065615360 is 635165601.

It is a super-2 number, since 2×1065615360² = 2271072190935859200, which contains 22 as substring.

It is a nialpdrome in base 8.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3932025 + ... + 3932295.

Almost surely, 2^1065615360 is an apocalyptic number.

1065615360 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 1065615360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1711272768).

1065615360 is an abundant number, since it is smaller than the sum of its proper divisors (2356930176).

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

1065615360 is an frugal number, since it uses more digits than its factorization.

1065615360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 281 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 1065615360 is about 32643.7644887963. The cubic root of 1065615360 is about 1021.4101219268.

The spelling of 1065615360 in words is "one billion, sixty-five million, six hundred fifteen thousand, three hundred sixty".