5355251271561 has 16 divisors (see below), whose sum is σ = 7652156932224. Its totient is φ = 3322647085824.

The previous prime is 5355251271533. The next prime is 5355251271583. The reversal of 5355251271561 is 1651721525535.

It is a happy number.

It is not a de Polignac number, because 5355251271561 - 2⁶ = 5355251271497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5355251271561.

It is not an unprimeable number, because it can be changed into a prime (5355251270561) 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, 1048812816 + ... + 1048817921.

It is an arithmetic number, because the mean of its divisors is an integer number (478259808264).

Almost surely, 2^{5355251271561} is an apocalyptic number.

It is an amenable number.

5355251271561 is a deficient number, since it is larger than the sum of its proper divisors (2296905660663).

5355251271561 is a wasteful number, since it uses less digits than its factorization.

5355251271561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2097630800.

The product of its digits is 1575000, while the sum is 48.

The spelling of 5355251271561 in words is "five trillion, three hundred fifty-five billion, two hundred fifty-one million, two hundred seventy-one thousand, five hundred sixty-one".