1612334664 has 48 divisors (see below), whose sum is σ = 4368724620. Its totient is φ = 537200640.

The previous prime is 1612334641. The next prime is 1612334683. The reversal of 1612334664 is 4664332161.

1612334664 is a `hidden beast` number, since 1 + 612 + 3 + 34 + 6 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1386072900 + 226261764 = 37230^2 + 15042^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 228144 + ... + 235104.

Almost surely, 2^1612334664 is an apocalyptic number.

It is an amenable number.

1612334664 is an abundant number, since it is smaller than the sum of its proper divisors (2756389956).

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

1612334664 is a wasteful number, since it uses less digits than its factorization.

1612334664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10190 (or 10183 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 1612334664 is about 40153.8872837986. The cubic root of 1612334664 is about 1172.6049694242.

The spelling of 1612334664 in words is "one billion, six hundred twelve million, three hundred thirty-four thousand, six hundred sixty-four".