60553251505 has 16 divisors (see below), whose sum is σ = 74937505104. Its totient is φ = 46937733120.

The previous prime is 60553251497. The next prime is 60553251509. The reversal of 60553251505 is 50515235506.

It can be written as a sum of positive squares in 8 ways, for example, as 11051896384 + 49501355121 = 105128^2 + 222489^2 .

It is not a de Polignac number, because 60553251505 - 2³ = 60553251497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60553251509) 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, 634492 + ... + 723661.

It is an arithmetic number, because the mean of its divisors is an integer number (4683594069).

Almost surely, 2^60553251505 is an apocalyptic number.

It is an amenable number.

60553251505 is a deficient number, since it is larger than the sum of its proper divisors (14384253599).

60553251505 is a wasteful number, since it uses less digits than its factorization.

60553251505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1358436.

The product of its (nonzero) digits is 112500, while the sum is 37.

The spelling of 60553251505 in words is "sixty billion, five hundred fifty-three million, two hundred fifty-one thousand, five hundred five".