60510802919161 has 27 divisors (see below), whose sum is σ = 71086740642351. Its totient is φ = 51358084528464.

The previous prime is 60510802919153. The next prime is 60510802919219. The reversal of 60510802919161 is 16191920801506.

It is a happy number.

The square root of 60510802919161 is 7778869.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 27407120102761 + 33103682816400 = 5235181^2 + 5753580^2 .

It is not a de Polignac number, because 60510802919161 - 2³ = 60510802919153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (60510802979161) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 5608559155 + ... + 5608569943.

It is an arithmetic number, because the mean of its divisors is an integer number (2632842246013).

Almost surely, 2^{60510802919161} is an apocalyptic number.

60510802919161 is the 7778869-th square number.

60510802919161 is the 3889435-th centered octagonal number.

It is an amenable number.

60510802919161 is a deficient number, since it is larger than the sum of its proper divisors (10575937723190).

60510802919161 is an frugal number, since it uses more digits than its factorization.

60510802919161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21798 (or 10899 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 49.

60510802919161 divided by its sum of digits (49) gives a square (1234914345289 = 1111267²).

The spelling of 60510802919161 in words is "sixty trillion, five hundred ten billion, eight hundred two million, nine hundred nineteen thousand, one hundred sixty-one".