2641906260 has 192 divisors, whose sum is σ = 9500198400. Its totient is φ = 597003264.

The previous prime is 2641906249. The next prime is 2641906321. The reversal of 2641906260 is 626091462.

2641906260 is a `hidden beast` number, since 2 + 641 + 9 + 0 + 6 + 2 + 6 + 0 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 332494 + ... + 340346.

It is an arithmetic number, because the mean of its divisors is an integer number (49480200).

Almost surely, 2^2641906260 is an apocalyptic number.

2641906260 is a gapful number since it is divisible by the number (20) 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 2641906260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4750099200).

2641906260 is an abundant number, since it is smaller than the sum of its proper divisors (6858292140).

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

2641906260 is a wasteful number, since it uses less digits than its factorization.

2641906260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7967 (or 7959 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 2641906260 is about 51399.4772346957. The cubic root of 2641906260 is about 1382.4172190841.

The spelling of 2641906260 in words is "two billion, six hundred forty-one million, nine hundred six thousand, two hundred sixty".