61602600244 has 6 divisors (see below), whose sum is σ = 107804550434. Its totient is φ = 30801300120.

The previous prime is 61602600221. The next prime is 61602600251. The reversal of 61602600244 is 44200620616.

It can be written as a sum of positive squares in only one way, i.e., 57840250000 + 3762350244 = 240500^2 + 61338^2 .

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 as a sum of consecutive naturals, namely, 7700325027 + ... + 7700325034.

Almost surely, 2^61602600244 is an apocalyptic number.

It is an amenable number.

61602600244 is a deficient number, since it is larger than the sum of its proper divisors (46201950190).

61602600244 is a wasteful number, since it uses less digits than its factorization.

61602600244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15400650065 (or 15400650063 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 61602600244 in words is "sixty-one billion, six hundred two million, six hundred thousand, two hundred forty-four".