1064331617155 has 8 divisors (see below), whose sum is σ = 1277617951584. Its totient is φ = 851185286400.

The previous prime is 1064331617137. The next prime is 1064331617207. The reversal of 1064331617155 is 5517161334601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-1064331617155 is a prime.

It is a super-2 number, since 2×1064331617155² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34984191 + ... + 35014600.

It is an arithmetic number, because the mean of its divisors is an integer number (159702243948).

Almost surely, 2^{1064331617155} is an apocalyptic number.

1064331617155 is a deficient number, since it is larger than the sum of its proper divisors (213286334429).

1064331617155 is an equidigital number, since it uses as much as digits as its factorization.

1064331617155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70001837.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 1064331617155 in words is "one trillion, sixty-four billion, three hundred thirty-one million, six hundred seventeen thousand, one hundred fifty-five".