1061598664 has 16 divisors (see below), whose sum is σ = 2274854400. Its totient is φ = 454970832.

The previous prime is 1061598619. The next prime is 1061598667. The reversal of 1061598664 is 4668951601.

It is a super-2 number, since 2×1061598664² = 2253983446813169792, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061598667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9478504 + ... + 9478615.

It is an arithmetic number, because the mean of its divisors is an integer number (142178400).

Almost surely, 2^1061598664 is an apocalyptic number.

1061598664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1061598664 is an abundant number, since it is smaller than the sum of its proper divisors (1213255736).

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

1061598664 is a wasteful number, since it uses less digits than its factorization.

1061598664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18957132 (or 18957128 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 1061598664 is about 32582.1832294891. The cubic root of 1061598664 is about 1020.1251493244.

The spelling of 1061598664 in words is "one billion, sixty-one million, five hundred ninety-eight thousand, six hundred sixty-four".