61338465050 has 24 divisors (see below), whose sum is σ = 114259131516. Its totient is φ = 24498915840.

The previous prime is 61338465049. The next prime is 61338465077. The reversal of 61338465050 is 5056483316.

It can be written as a sum of positive squares in 6 ways, for example, as 2725570849 + 58612894201 = 52207^2 + 242101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61338464989 and 61338465007.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 877769 + ... + 945068.

Almost surely, 2^61338465050 is an apocalyptic number.

61338465050 is a deficient number, since it is larger than the sum of its proper divisors (52920666466).

61338465050 is a wasteful number, since it uses less digits than its factorization.

61338465050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823522 (or 1823517 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 61338465050 in words is "sixty-one billion, three hundred thirty-eight million, four hundred sixty-five thousand, fifty".