1065050520 has 64 divisors (see below), whose sum is σ = 3305340000. Its totient is φ = 274219008.

The previous prime is 1065050507. The next prime is 1065050521. The reversal of 1065050520 is 250505601.

It is a super-2 number, since 2×1065050520² = 2268665220304540800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065050521) 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, 149545 + ... + 156504.

Almost surely, 2^1065050520 is an apocalyptic number.

1065050520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1065050520 is an abundant number, since it is smaller than the sum of its proper divisors (2240289480).

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

1065050520 is a wasteful number, since it uses less digits than its factorization.

1065050520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306092 (or 306088 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 24.

The square root of 1065050520 is about 32635.1117663170. Note that the first 3 decimals coincide. The cubic root of 1065050520 is about 1021.2296205059.

The spelling of 1065050520 in words is "one billion, sixty-five million, fifty thousand, five hundred twenty".