1606266761172 has 48 divisors (see below), whose sum is σ = 3906419392512. Its totient is φ = 513119967840.

The previous prime is 1606266761167. The next prime is 1606266761201. The reversal of 1606266761172 is 2711676626061.

It is a congruent number.

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, 20922468 + ... + 20999099.

It is an arithmetic number, because the mean of its divisors is an integer number (81383737344).

Almost surely, 2^{1606266761172} is an apocalyptic number.

1606266761172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1606266761172 is an abundant number, since it is smaller than the sum of its proper divisors (2300152631340).

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

1606266761172 is a wasteful number, since it uses less digits than its factorization.

1606266761172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41921708 (or 41921706 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 51.

The spelling of 1606266761172 in words is "one trillion, six hundred six billion, two hundred sixty-six million, seven hundred sixty-one thousand, one hundred seventy-two".