61359709102 has 16 divisors (see below), whose sum is σ = 95250070800. Its totient is φ = 29610501760.

The previous prime is 61359709091. The next prime is 61359709121. The reversal of 61359709102 is 20190795316.

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, 51424 + ... + 354067.

It is an arithmetic number, because the mean of its divisors is an integer number (5953129425).

Almost surely, 2^61359709102 is an apocalyptic number.

61359709102 is a deficient number, since it is larger than the sum of its proper divisors (33890361698).

61359709102 is a wasteful number, since it uses less digits than its factorization.

61359709102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408131.

The product of its (nonzero) digits is 102060, while the sum is 43.

The spelling of 61359709102 in words is "sixty-one billion, three hundred fifty-nine million, seven hundred nine thousand, one hundred two".