1655272966057 has 8 divisors (see below), whose sum is σ = 1658239700832. Its totient is φ = 1652306469600.

The previous prime is 1655272966003. The next prime is 1655272966069. The reversal of 1655272966057 is 7506692725561.

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 1655272966057 - 2¹⁵ = 1655272933289 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1655272965986 and 1655272966004.

It is not an unprimeable number, because it can be changed into a prime (1655272966097) 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, 19632882 + ... + 19717012.

It is an arithmetic number, because the mean of its divisors is an integer number (207279962604).

Almost surely, 2^{1655272966057} is an apocalyptic number.

It is an amenable number.

1655272966057 is a deficient number, since it is larger than the sum of its proper divisors (2966734775).

1655272966057 is an equidigital number, since it uses as much as digits as its factorization.

1655272966057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119159.

The product of its (nonzero) digits is 47628000, while the sum is 61.

The spelling of 1655272966057 in words is "one trillion, six hundred fifty-five billion, two hundred seventy-two million, nine hundred sixty-six thousand, fifty-seven".