1677540693053 has 8 divisors (see below), whose sum is σ = 1695507460920. Its totient is φ = 1659587650560.

The previous prime is 1677540693047. The next prime is 1677540693061. The reversal of 1677540693053 is 3503960457761.

It can be written as a sum of positive squares in 4 ways, for example, as 130954963129 + 1546585729924 = 361877^2 + 1243618^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1677540693053 - 2⁸ = 1677540692797 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1677540693053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1677540693853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3185498 + ... + 3674571.

It is an arithmetic number, because the mean of its divisors is an integer number (211938432615).

Almost surely, 2^{1677540693053} is an apocalyptic number.

It is an amenable number.

1677540693053 is a deficient number, since it is larger than the sum of its proper divisors (17966767867).

1677540693053 is an equidigital number, since it uses as much as digits as its factorization.

1677540693053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6862687.

The product of its (nonzero) digits is 14288400, while the sum is 56.

The spelling of 1677540693053 in words is "one trillion, six hundred seventy-seven billion, five hundred forty million, six hundred ninety-three thousand, fifty-three".