1043960801536 has 81 divisors (see below), whose sum is σ = 2199946582953. Its totient is φ = 494360616960.

The previous prime is 1043960801503. The next prime is 1043960801539. The reversal of 1043960801536 is 6351080693401.

The square root of 1043960801536 is 1021744.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 783125883136 + 260834918400 = 884944^2 + 510720^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043960801539) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 310608496 + ... + 310611856.

Almost surely, 2^{1043960801536} is an apocalyptic number.

1043960801536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1043960801536 is the 1021744-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1043960801536

1043960801536 is an abundant number, since it is smaller than the sum of its proper divisors (1155985781417).

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

1043960801536 is an frugal number, since it uses more digits than its factorization.

1043960801536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6776 (or 3382 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 46.

The spelling of 1043960801536 in words is "one trillion, forty-three billion, nine hundred sixty million, eight hundred one thousand, five hundred thirty-six".