1577504653253 has 8 divisors (see below), whose sum is σ = 1597327042080. Its totient is φ = 1557764686800.

The previous prime is 1577504653217. The next prime is 1577504653327. The reversal of 1577504653253 is 3523564057751.

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 1577504653253 - 2¹⁶ = 1577504587717 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1577504653195 and 1577504653204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1577504653453) 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, 20567075 + ... + 20643632.

It is an arithmetic number, because the mean of its divisors is an integer number (199665880260).

Almost surely, 2^{1577504653253} is an apocalyptic number.

It is an amenable number.

1577504653253 is a deficient number, since it is larger than the sum of its proper divisors (19822388827).

1577504653253 is a wasteful number, since it uses less digits than its factorization.

1577504653253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41211187.

The product of its (nonzero) digits is 13230000, while the sum is 53.

The spelling of 1577504653253 in words is "one trillion, five hundred seventy-seven billion, five hundred four million, six hundred fifty-three thousand, two hundred fifty-three".