1499768065 has 16 divisors (see below), whose sum is σ = 1875833856. Its totient is φ = 1149825600.

The previous prime is 1499768063. The next prime is 1499768071. The reversal of 1499768065 is 5608679941.

It is not a de Polignac number, because 1499768065 - 2¹ = 1499768063 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1499767997 and 1499768015.

It is not an unprimeable number, because it can be changed into a prime (1499768063) 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, 31006 + ... + 62935.

It is an arithmetic number, because the mean of its divisors is an integer number (117239616).

Almost surely, 2^1499768065 is an apocalyptic number.

It is an amenable number.

1499768065 is a deficient number, since it is larger than the sum of its proper divisors (376065791).

1499768065 is a wasteful number, since it uses less digits than its factorization.

1499768065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94080.

The product of its (nonzero) digits is 3265920, while the sum is 55.

The square root of 1499768065 is about 38726.8390783446. The cubic root of 1499768065 is about 1144.6552396682.

The spelling of 1499768065 in words is "one billion, four hundred ninety-nine million, seven hundred sixty-eight thousand, sixty-five".