1026041644 has 12 divisors (see below), whose sum is σ = 1795797864. Its totient is φ = 512956544.

The previous prime is 1026041581. The next prime is 1026041669. The reversal of 1026041644 is 4461406201.

It is a super-2 number, since 2×1026041644² = 2105522910444445472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50319 + ... + 67705.

It is an arithmetic number, because the mean of its divisors is an integer number (149649822).

Almost surely, 2^1026041644 is an apocalyptic number.

It is an amenable number.

1026041644 is a deficient number, since it is larger than the sum of its proper divisors (769756220).

1026041644 is a wasteful number, since it uses less digits than its factorization.

1026041644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32144 (or 32142 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

The square root of 1026041644 is about 32031.8848024902. The cubic root of 1026041644 is about 1008.6062676742.

Adding to 1026041644 its reverse (4461406201), we get a palindrome (5487447845).

The spelling of 1026041644 in words is "one billion, twenty-six million, forty-one thousand, six hundred forty-four".