61366485290626 has 64 divisors (see below), whose sum is σ = 93649446051840. Its totient is φ = 30155585264640.

The previous prime is 61366485290597. The next prime is 61366485290641. The reversal of 61366485290626 is 62609258466316.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34340505705 + ... + 34340507491.

It is an arithmetic number, because the mean of its divisors is an integer number (1463272594560).

Almost surely, 2^{61366485290626} is an apocalyptic number.

61366485290626 is a deficient number, since it is larger than the sum of its proper divisors (32282960761214).

61366485290626 is a wasteful number, since it uses less digits than its factorization.

61366485290626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3919.

The product of its (nonzero) digits is 134369280, while the sum is 64.

The spelling of 61366485290626 in words is "sixty-one trillion, three hundred sixty-six billion, four hundred eighty-five million, two hundred ninety thousand, six hundred twenty-six".