61380410134 has 8 divisors (see below), whose sum is σ = 94316240088. Its totient is φ = 29941663440.

The previous prime is 61380410087. The next prime is 61380410173. The reversal of 61380410134 is 43101408316.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 61380410096 and 61380410105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374270712 + ... + 374270875.

It is an arithmetic number, because the mean of its divisors is an integer number (11789530011).

Almost surely, 2^61380410134 is an apocalyptic number.

61380410134 is a deficient number, since it is larger than the sum of its proper divisors (32935829954).

61380410134 is a wasteful number, since it uses less digits than its factorization.

61380410134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748541630.

The product of its (nonzero) digits is 6912, while the sum is 31.

The spelling of 61380410134 in words is "sixty-one billion, three hundred eighty million, four hundred ten thousand, one hundred thirty-four".