1064150521644 has 24 divisors (see below), whose sum is σ = 2837734724608. Its totient is φ = 304043006160.

The previous prime is 1064150521507. The next prime is 1064150521649. The reversal of 1064150521644 is 4461250514601.

1064150521644 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1064150521644² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064150521649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6334229212 + ... + 6334229379.

Almost surely, 2^{1064150521644} is an apocalyptic number.

1064150521644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1064150521644 is an abundant number, since it is smaller than the sum of its proper divisors (1773584202964).

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

1064150521644 is a wasteful number, since it uses less digits than its factorization.

1064150521644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668458605 (or 12668458603 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 39.

The spelling of 1064150521644 in words is "one trillion, sixty-four billion, one hundred fifty million, five hundred twenty-one thousand, six hundred forty-four".