1377603470553 has 8 divisors (see below), whose sum is σ = 1839290157600. Its totient is φ = 917159548608.

The previous prime is 1377603470513. The next prime is 1377603470629. The reversal of 1377603470553 is 3550743067731.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1377603470553 - 2⁸ = 1377603470297 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1377603470496 and 1377603470505.

It is not an unprimeable number, because it can be changed into a prime (1377603470513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 310688688 + ... + 310693121.

It is an arithmetic number, because the mean of its divisors is an integer number (229911269700).

Almost surely, 2^{1377603470553} is an apocalyptic number.

It is an amenable number.

1377603470553 is a deficient number, since it is larger than the sum of its proper divisors (461686687047).

1377603470553 is an equidigital number, since it uses as much as digits as its factorization.

1377603470553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621382551.

The product of its (nonzero) digits is 5556600, while the sum is 51.

The spelling of 1377603470553 in words is "one trillion, three hundred seventy-seven billion, six hundred three million, four hundred seventy thousand, five hundred fifty-three".