1371345534044 has 48 divisors (see below), whose sum is σ = 2555288695680. Its totient is φ = 642725798400.

The previous prime is 1371345533969. The next prime is 1371345534047. The reversal of 1371345534044 is 4404355431731.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1371345533986 and 1371345534004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1371345534047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1611869 + ... + 2311019.

It is an arithmetic number, because the mean of its divisors is an integer number (53235181160).

Almost surely, 2^{1371345534044} is an apocalyptic number.

It is an amenable number.

1371345534044 is a deficient number, since it is larger than the sum of its proper divisors (1183943161636).

1371345534044 is a wasteful number, since it uses less digits than its factorization.

1371345534044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699678 (or 699676 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 44.

The spelling of 1371345534044 in words is "one trillion, three hundred seventy-one billion, three hundred forty-five million, five hundred thirty-four thousand, forty-four".