1145424513640 has 64 divisors (see below), whose sum is σ = 2811653026560. Its totient is φ = 416494821120.

The previous prime is 1145424513599. The next prime is 1145424513671. The reversal of 1145424513640 is 463154245411.

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 = 1145424513593 and 1145424513602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9183777 + ... + 9307663.

It is an arithmetic number, because the mean of its divisors is an integer number (43932078540).

Almost surely, 2^{1145424513640} is an apocalyptic number.

1145424513640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1145424513640 is an abundant number, since it is smaller than the sum of its proper divisors (1666228512920).

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

1145424513640 is a wasteful number, since it uses less digits than its factorization.

1145424513640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144922 (or 144918 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

The spelling of 1145424513640 in words is "one trillion, one hundred forty-five billion, four hundred twenty-four million, five hundred thirteen thousand, six hundred forty".