1277007556252 has 12 divisors (see below), whose sum is σ = 2242390403736. Its totient is φ = 636324583760.

The previous prime is 1277007556217. The next prime is 1277007556267. The reversal of 1277007556252 is 2526557007721.

It is a junction number, because it is equal to n+sod(n) for n = 1277007556196 and 1277007556205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 544797274 + ... + 544799617.

It is an arithmetic number, because the mean of its divisors is an integer number (186865866978).

Almost surely, 2^{1277007556252} is an apocalyptic number.

It is an amenable number.

1277007556252 is a deficient number, since it is larger than the sum of its proper divisors (965382847484).

1277007556252 is a wasteful number, since it uses less digits than its factorization.

1277007556252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089597188 (or 1089597186 counting only the distinct ones).

The product of its (nonzero) digits is 2058000, while the sum is 49.

The spelling of 1277007556252 in words is "one trillion, two hundred seventy-seven billion, seven million, five hundred fifty-six thousand, two hundred fifty-two".