61228462850 has 12 divisors (see below), whose sum is σ = 113884940994. Its totient is φ = 24491385120.

The previous prime is 61228462831. The next prime is 61228462871. The reversal of 61228462850 is 5826482216.

It can be written as a sum of positive squares in 3 ways, for example, as 33653535601 + 27574927249 = 183449^2 + 166057^2 .

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 5 ways as a sum of consecutive naturals, for example, 612284579 + ... + 612284678.

Almost surely, 2^61228462850 is an apocalyptic number.

61228462850 is a deficient number, since it is larger than the sum of its proper divisors (52656478144).

61228462850 is a wasteful number, since it uses less digits than its factorization.

61228462850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1224569269 (or 1224569264 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 44.

The spelling of 61228462850 in words is "sixty-one billion, two hundred twenty-eight million, four hundred sixty-two thousand, eight hundred fifty".