1043540200465 has 32 divisors (see below), whose sum is σ = 1494309484800. Its totient is φ = 698929201152.

The previous prime is 1043540200457. The next prime is 1043540200477. The reversal of 1043540200465 is 5640020453401.

It is not a de Polignac number, because 1043540200465 - 2³ = 1043540200457 is a prime.

It is a super-2 number, since 2×1043540200465² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1043540200465.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7001584 + ... + 7149073.

It is an arithmetic number, because the mean of its divisors is an integer number (46697171400).

Almost surely, 2^{1043540200465} is an apocalyptic number.

It is an amenable number.

1043540200465 is a deficient number, since it is larger than the sum of its proper divisors (450769284335).

1043540200465 is an equidigital number, since it uses as much as digits as its factorization.

1043540200465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14150726 (or 14150712 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 1043540200465 its reverse (5640020453401), we get a palindrome (6683560653866).

The spelling of 1043540200465 in words is "one trillion, forty-three billion, five hundred forty million, two hundred thousand, four hundred sixty-five".