3267949161960 has 576 divisors, whose sum is σ = 12654744410880. Its totient is φ = 728863349760.

The previous prime is 3267949161929. The next prime is 3267949162111. The reversal of 3267949161960 is 691619497623.

3267949161960 is a `hidden beast` number, since 3 + 2 + 6 + 7 + 9 + 4 + 9 + 1 + 619 + 6 + 0 = 666.

It is a super-2 number, since 2×3267949161960² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1223491425 + ... + 1223494095.

It is an arithmetic number, because the mean of its divisors is an integer number (21970042380).

Almost surely, 2^{3267949161960} is an apocalyptic number.

3267949161960 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3267949161960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6327372205440).

3267949161960 is an abundant number, since it is smaller than the sum of its proper divisors (9386795248920).

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

3267949161960 is a wasteful number, since it uses less digits than its factorization.

3267949161960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358 (or 4344 counting only the distinct ones).

The product of its (nonzero) digits is 26453952, while the sum is 63.

The spelling of 3267949161960 in words is "three trillion, two hundred sixty-seven billion, nine hundred forty-nine million, one hundred sixty-one thousand, nine hundred sixty".