1065486138938 has 32 divisors (see below), whose sum is σ = 1768352620944. Its totient is φ = 478292055552.

The previous prime is 1065486138911. The next prime is 1065486138943. The reversal of 1065486138938 is 8398316845601.

It can be written as a sum of positive squares in 8 ways, for example, as 195402013849 + 870084125089 = 442043^2 + 932783^2 .

It is a super-2 number, since 2×1065486138938² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2368406 + ... + 2782142.

Almost surely, 2^{1065486138938} is an apocalyptic number.

1065486138938 is a deficient number, since it is larger than the sum of its proper divisors (702866482006).

1065486138938 is a wasteful number, since it uses less digits than its factorization.

1065486138938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416466.

The product of its (nonzero) digits is 29859840, while the sum is 62.

The spelling of 1065486138938 in words is "one trillion, sixty-five billion, four hundred eighty-six million, one hundred thirty-eight thousand, nine hundred thirty-eight".