1371423732065 has 32 divisors (see below), whose sum is σ = 1682604472320. Its totient is φ = 1072757188800.

The previous prime is 1371423732061. The next prime is 1371423732067. The reversal of 1371423732065 is 5602373241731.

It is not a de Polignac number, because 1371423732065 - 2² = 1371423732061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1371423732061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42068702 + ... + 42101288.

It is an arithmetic number, because the mean of its divisors is an integer number (52581389760).

Almost surely, 2^{1371423732065} is an apocalyptic number.

It is an amenable number.

1371423732065 is a deficient number, since it is larger than the sum of its proper divisors (311180740255).

1371423732065 is a wasteful number, since it uses less digits than its factorization.

1371423732065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33413.

The product of its (nonzero) digits is 635040, while the sum is 44.

Adding to 1371423732065 its reverse (5602373241731), we get a palindrome (6973796973796).

The spelling of 1371423732065 in words is "one trillion, three hundred seventy-one billion, four hundred twenty-three million, seven hundred thirty-two thousand, sixty-five".