3487261926888 has 128 divisors (see below), whose sum is σ = 10040798880000. Its totient is φ = 1120104873216.

The previous prime is 3487261926817. The next prime is 3487261926901. The reversal of 3487261926888 is 8886291627843.

3487261926888 is a `hidden beast` number, since 3 + 487 + 2 + 6 + 1 + 9 + 2 + 68 + 88 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2597398 + ... + 3704186.

It is an arithmetic number, because the mean of its divisors is an integer number (78443741250).

Almost surely, 2^{3487261926888} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3487261926888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5020399440000).

3487261926888 is an abundant number, since it is smaller than the sum of its proper divisors (6553536953112).

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

3487261926888 is a wasteful number, since it uses less digits than its factorization.

3487261926888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107336 (or 1107326 counting only the distinct ones).

The product of its digits is 445906944, while the sum is 72.

The spelling of 3487261926888 in words is "three trillion, four hundred eighty-seven billion, two hundred sixty-one million, nine hundred twenty-six thousand, eight hundred eighty-eight".