1271573370480 has 160 divisors (see below), whose sum is σ = 4506858399744. Its totient is φ = 290525626368.

The previous prime is 1271573370377. The next prime is 1271573370499. The reversal of 1271573370480 is 840733751721.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3956304 + ... + 4265616.

Almost surely, 2^{1271573370480} is an apocalyptic number.

1271573370480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1271573370480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2253429199872).

1271573370480 is an abundant number, since it is smaller than the sum of its proper divisors (3235285029264).

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

1271573370480 is a wasteful number, since it uses less digits than its factorization.

1271573370480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311783 (or 311777 counting only the distinct ones).

The product of its (nonzero) digits is 987840, while the sum is 48.

The spelling of 1271573370480 in words is "one trillion, two hundred seventy-one billion, five hundred seventy-three million, three hundred seventy thousand, four hundred eighty".