1371308226720 has 48 divisors (see below), whose sum is σ = 4319620915680. Its totient is φ = 365682193664.

The previous prime is 1371308226697. The next prime is 1371308226727. The reversal of 1371308226720 is 276228031731.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (1371308226727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1428445590 + ... + 1428446549.

It is an arithmetic number, because the mean of its divisors is an integer number (89992102410).

Almost surely, 2^{1371308226720} is an apocalyptic number.

1371308226720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1371308226720 is an abundant number, since it is smaller than the sum of its proper divisors (2948312688960).

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

1371308226720 is a wasteful number, since it uses less digits than its factorization.

1371308226720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2856892157 (or 2856892149 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 42.

The spelling of 1371308226720 in words is "one trillion, three hundred seventy-one billion, three hundred eight million, two hundred twenty-six thousand, seven hundred twenty".