1275048620340 has 96 divisors (see below), whose sum is σ = 4123793649024. Its totient is φ = 290920181760.

The previous prime is 1275048620333. The next prime is 1275048620401. The reversal of 1275048620340 is 430268405721.

It is a junction number, because it is equal to n+sod(n) for n = 1275048620292 and 1275048620301.

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, 56809129 + ... + 56831568.

It is an arithmetic number, because the mean of its divisors is an integer number (42956183844).

Almost surely, 2^{1275048620340} is an apocalyptic number.

1275048620340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1275048620340 is an abundant number, since it is smaller than the sum of its proper divisors (2848745028684).

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

1275048620340 is a wasteful number, since it uses less digits than its factorization.

1275048620340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113640737 (or 113640735 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 42.

The spelling of 1275048620340 in words is "one trillion, two hundred seventy-five billion, forty-eight million, six hundred twenty thousand, three hundred forty".