61338646282 has 4 divisors (see below), whose sum is σ = 92007969426. Its totient is φ = 30669323140.

The previous prime is 61338646267. The next prime is 61338646337. The reversal of 61338646282 is 28264683316.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 43213678641 + 18124967641 = 207879^2 + 134629^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15334661569 + ... + 15334661572.

Almost surely, 2^61338646282 is an apocalyptic number.

61338646282 is a deficient number, since it is larger than the sum of its proper divisors (30669323144).

61338646282 is a wasteful number, since it uses less digits than its factorization.

61338646282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30669323143.

The product of its digits is 1990656, while the sum is 49.

The spelling of 61338646282 in words is "sixty-one billion, three hundred thirty-eight million, six hundred forty-six thousand, two hundred eighty-two".