1064436377641 has 32 divisors (see below), whose sum is σ = 1343038169088. Its totient is φ = 821137469760.

The previous prime is 1064436377621. The next prime is 1064436377657. The reversal of 1064436377641 is 1467736344601.

It is a cyclic number.

It is not a de Polignac number, because 1064436377641 - 2¹¹ = 1064436375593 is a prime.

It is a super-2 number, since 2×1064436377641² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064436377621) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 651706 + ... + 1597996.

It is an arithmetic number, because the mean of its divisors is an integer number (41969942784).

Almost surely, 2^{1064436377641} is an apocalyptic number.

It is an amenable number.

1064436377641 is a deficient number, since it is larger than the sum of its proper divisors (278601791447).

1064436377641 is a wasteful number, since it uses less digits than its factorization.

1064436377641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946621.

The product of its (nonzero) digits is 6096384, while the sum is 52.

The spelling of 1064436377641 in words is "one trillion, sixty-four billion, four hundred thirty-six million, three hundred seventy-seven thousand, six hundred forty-one".