1371234261644 has 48 divisors (see below), whose sum is σ = 2588613646080. Its totient is φ = 631809253440.

The previous prime is 1371234261641. The next prime is 1371234261671. The reversal of 1371234261644 is 4461624321731.

It is a junction number, because it is equal to n+sod(n) for n = 1371234261595 and 1371234261604.

It is not an unprimeable number, because it can be changed into a prime (1371234261641) 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 15 ways as a sum of consecutive naturals, for example, 113141417 + ... + 113153535.

It is an arithmetic number, because the mean of its divisors is an integer number (53929450960).

Almost surely, 2^{1371234261644} is an apocalyptic number.

It is an amenable number.

1371234261644 is a deficient number, since it is larger than the sum of its proper divisors (1217379384436).

1371234261644 is a wasteful number, since it uses less digits than its factorization.

1371234261644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15630 (or 15628 counting only the distinct ones).

The product of its digits is 580608, while the sum is 44.

The spelling of 1371234261644 in words is "one trillion, three hundred seventy-one billion, two hundred thirty-four million, two hundred sixty-one thousand, six hundred forty-four".