1324136601540 has 36 divisors (see below), whose sum is σ = 4016547691884. Its totient is φ = 353103093696.

The previous prime is 1324136601509. The next prime is 1324136601607. The reversal of 1324136601540 is 451066314231.

1324136601540 is a `hidden beast` number, since 1 + 3 + 2 + 4 + 1 + 3 + 6 + 601 + 5 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 883795530816 + 440341070724 = 940104^2 + 663582^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1324136601495 and 1324136601504.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3678157047 + ... + 3678157406.

It is an arithmetic number, because the mean of its divisors is an integer number (111570769219).

Almost surely, 2^{1324136601540} is an apocalyptic number.

1324136601540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324136601540 is an abundant number, since it is smaller than the sum of its proper divisors (2692411090344).

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

1324136601540 is a wasteful number, since it uses less digits than its factorization.

1324136601540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7356314468 (or 7356314463 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 1324136601540 in words is "one trillion, three hundred twenty-four billion, one hundred thirty-six million, six hundred one thousand, five hundred forty".