5661012060 has 72 divisors (see below), whose sum is σ = 18732810096. Its totient is φ = 1372366080.

The previous prime is 5661012059. The next prime is 5661012061. The reversal of 5661012060 is 602101665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5661012059) and next prime (5661012061).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5661012061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1427569 + ... + 1431528.

It is an arithmetic number, because the mean of its divisors is an integer number (260177918).

Almost surely, 2^5661012060 is an apocalyptic number.

It is an amenable number.

5661012060 is an abundant number, since it is smaller than the sum of its proper divisors (13071798036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5661012060 is a wasteful number, since it uses less digits than its factorization.

5661012060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2859123 (or 2859118 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 5661012060 is about 75239.6973678124. The cubic root of 5661012060 is about 1782.2338721191.

The spelling of 5661012060 in words is "five billion, six hundred sixty-one million, twelve thousand, sixty".