1464304545040 has 20 divisors (see below), whose sum is σ = 3404508067404. Its totient is φ = 585721817984.

The previous prime is 1464304544897. The next prime is 1464304545047. The reversal of 1464304545040 is 405454034641.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 932128459024 + 532176086016 = 965468^2 + 729504^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1464304544984 and 1464304545002.

It is not an unprimeable number, because it can be changed into a prime (1464304545047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9151903327 + ... + 9151903486.

Almost surely, 2^{1464304545040} is an apocalyptic number.

1464304545040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1464304545040 is an abundant number, since it is smaller than the sum of its proper divisors (1940203522364).

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

1464304545040 is a wasteful number, since it uses less digits than its factorization.

1464304545040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18303806826 (or 18303806820 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

Adding to 1464304545040 its reverse (405454034641), we get a palindrome (1869758579681).

The spelling of 1464304545040 in words is "one trillion, four hundred sixty-four billion, three hundred four million, five hundred forty-five thousand, forty".