61176555472 has 40 divisors (see below), whose sum is σ = 120589547400. Its totient is φ = 30057646080.

The previous prime is 61176555467. The next prime is 61176555491. The reversal of 61176555472 is 27455567116.

61176555472 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 9303759936 + 51872795536 = 96456^2 + 227756^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 993948 + ... + 1053700.

It is an arithmetic number, because the mean of its divisors is an integer number (3014738685).

Almost surely, 2^61176555472 is an apocalyptic number.

It is an amenable number.

61176555472 is a deficient number, since it is larger than the sum of its proper divisors (59412991928).

61176555472 is a wasteful number, since it uses less digits than its factorization.

61176555472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60871 (or 60865 counting only the distinct ones).

The product of its digits is 1764000, while the sum is 49.

The spelling of 61176555472 in words is "sixty-one billion, one hundred seventy-six million, five hundred fifty-five thousand, four hundred seventy-two".