34406661505 has 16 divisors (see below), whose sum is σ = 44117781840. Its totient is φ = 25668513792.

The previous prime is 34406661493. The next prime is 34406661511. The reversal of 34406661505 is 50516660443.

It can be written as a sum of positive squares in 8 ways, for example, as 3285467761 + 31121193744 = 57319^2 + 176412^2 .

It is not a de Polignac number, because 34406661505 - 2⁹ = 34406660993 is a prime.

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, 1847544 + ... + 1866073.

It is an arithmetic number, because the mean of its divisors is an integer number (2757361365).

Almost surely, 2^34406661505 is an apocalyptic number.

It is an amenable number.

34406661505 is a deficient number, since it is larger than the sum of its proper divisors (9711120335).

34406661505 is a wasteful number, since it uses less digits than its factorization.

34406661505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3713748.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 34406661505 in words is "thirty-four billion, four hundred six million, six hundred sixty-one thousand, five hundred five".