1047023664720 has 160 divisors (see below), whose sum is σ = 3541811059584. Its totient is φ = 253754572800.

The previous prime is 1047023664707. The next prime is 1047023664803. The reversal of 1047023664720 is 274663207401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9961240 + ... + 10065800.

Almost surely, 2^{1047023664720} is an apocalyptic number.

1047023664720 is a gapful number since it is divisible by the number (10) 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 1047023664720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1770905529792).

1047023664720 is an abundant number, since it is smaller than the sum of its proper divisors (2494787394864).

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

1047023664720 is a wasteful number, since it uses less digits than its factorization.

1047023664720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108381 (or 108375 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 1047023664720 in words is "one trillion, forty-seven billion, twenty-three million, six hundred sixty-four thousand, seven hundred twenty".