1065268215494 has 64 divisors (see below), whose sum is σ = 1850903212032. Its totient is φ = 450413028000.

The previous prime is 1065268215481. The next prime is 1065268215503. The reversal of 1065268215494 is 4945128625601.

It is a super-2 number, since 2×1065268215494² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 212583449 + ... + 212588459.

It is an arithmetic number, because the mean of its divisors is an integer number (28920362688).

Almost surely, 2^{1065268215494} is an apocalyptic number.

1065268215494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1065268215494 is a deficient number, since it is larger than the sum of its proper divisors (785634996538).

1065268215494 is a wasteful number, since it uses less digits than its factorization.

1065268215494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5841.

The product of its (nonzero) digits is 4147200, while the sum is 53.

The spelling of 1065268215494 in words is "one trillion, sixty-five billion, two hundred sixty-eight million, two hundred fifteen thousand, four hundred ninety-four".