1273922256048 has 320 divisors, whose sum is σ = 3914749440000. Its totient is φ = 353202398208.

The previous prime is 1273922255989. The next prime is 1273922256073. The reversal of 1273922256048 is 8406522293721.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48798103 + ... + 48824201.

It is an arithmetic number, because the mean of its divisors is an integer number (12233592000).

It is a 1-persistent number, because it is pandigital, but 2⋅1273922256048 = 2547844512096 is not.

Almost surely, 2^{1273922256048} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1273922256048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1957374720000).

1273922256048 is an abundant number, since it is smaller than the sum of its proper divisors (2640827183952).

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

1273922256048 is a wasteful number, since it uses less digits than its factorization.

1273922256048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26344 (or 26338 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 1273922256048 in words is "one trillion, two hundred seventy-three billion, nine hundred twenty-two million, two hundred fifty-six thousand, forty-eight".