13650433371505 has 128 divisors (see below), whose sum is σ = 19709657210880. Its totient is φ = 8882414069760.

The previous prime is 13650433371479. The next prime is 13650433371511. The reversal of 13650433371505 is 50517333405631.

It is not a de Polignac number, because 13650433371505 - 2⁵ = 13650433371473 is a prime.

It is a super-2 number, since 2×13650433371505² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3753210547 + ... + 3753214183.

It is an arithmetic number, because the mean of its divisors is an integer number (153981696960).

Almost surely, 2^{13650433371505} is an apocalyptic number.

It is an amenable number.

13650433371505 is a deficient number, since it is larger than the sum of its proper divisors (6059223839375).

13650433371505 is a wasteful number, since it uses less digits than its factorization.

13650433371505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4239.

The product of its (nonzero) digits is 1701000, while the sum is 46.

The spelling of 13650433371505 in words is "thirteen trillion, six hundred fifty billion, four hundred thirty-three million, three hundred seventy-one thousand, five hundred five".