61411658 has 32 divisors (see below), whose sum is σ = 115896960. Its totient is φ = 23708160.

The previous prime is 61411631. The next prime is 61411661. The reversal of 61411658 is 85611416.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15638 + ... + 19166.

It is an arithmetic number, because the mean of its divisors is an integer number (3621780).

Almost surely, 2^61411658 is an apocalyptic number.

61411658 is a deficient number, since it is larger than the sum of its proper divisors (54485302).

61411658 is a wasteful number, since it uses less digits than its factorization.

61411658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3662.

The product of its digits is 5760, while the sum is 32.

The square root of 61411658 is about 7836.5590663250. The cubic root of 61411658 is about 394.5332477495.

The spelling of 61411658 in words is "sixty-one million, four hundred eleven thousand, six hundred fifty-eight".