1036663899264 has 640 divisors, whose sum is σ = 3831272755200. Its totient is φ = 271537920000.

The previous prime is 1036663899263. The next prime is 1036663899331. The reversal of 1036663899264 is 4629983666301.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (1036663899263) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 42735139 + ... + 42759389.

It is an arithmetic number, because the mean of its divisors is an integer number (5986363680).

Almost surely, 2^{1036663899264} is an apocalyptic number.

1036663899264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1036663899264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1915636377600).

1036663899264 is an abundant number, since it is smaller than the sum of its proper divisors (2794608855936).

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

1036663899264 is a wasteful number, since it uses less digits than its factorization.

1036663899264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24334 (or 24313 counting only the distinct ones).

The product of its (nonzero) digits is 60466176, while the sum is 63.

The spelling of 1036663899264 in words is "one trillion, thirty-six billion, six hundred sixty-three million, eight hundred ninety-nine thousand, two hundred sixty-four".