964012137656 has 8 divisors (see below), whose sum is σ = 1807522758120. Its totient is φ = 482006068824.

The previous prime is 964012137629. The next prime is 964012137659. The reversal of 964012137656 is 656731210469.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (964012137659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60250758596 + ... + 60250758611.

It is an arithmetic number, because the mean of its divisors is an integer number (225940344765).

Almost surely, 2^964012137656 is an apocalyptic number.

It is an amenable number.

964012137656 is a deficient number, since it is larger than the sum of its proper divisors (843510620464).

964012137656 is a wasteful number, since it uses less digits than its factorization.

964012137656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120501517213 (or 120501517209 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 964012137656 in words is "nine hundred sixty-four billion, twelve million, one hundred thirty-seven thousand, six hundred fifty-six".