1355552680977 has 16 divisors (see below), whose sum is σ = 2190792212160. Its totient is φ = 821547079200.

The previous prime is 1355552680957. The next prime is 1355552680981. The reversal of 1355552680977 is 7790862555531.

1355552680977 is a `hidden beast` number, since 1 + 3 + 5 + 5 + 552 + 6 + 8 + 0 + 9 + 77 = 666.

It is not a de Polignac number, because 1355552680977 - 2⁷ = 1355552680849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1355552680907) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2282074924 + ... + 2282075517.

It is an arithmetic number, because the mean of its divisors is an integer number (136924513260).

Almost surely, 2^{1355552680977} is an apocalyptic number.

It is an amenable number.

1355552680977 is a deficient number, since it is larger than the sum of its proper divisors (835239531183).

1355552680977 is a wasteful number, since it uses less digits than its factorization.

1355552680977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564150461 (or 4564150455 counting only the distinct ones).

The product of its (nonzero) digits is 79380000, while the sum is 63.

The spelling of 1355552680977 in words is "one trillion, three hundred fifty-five billion, five hundred fifty-two million, six hundred eighty thousand, nine hundred seventy-seven".