61264808782442 has 16 divisors (see below), whose sum is σ = 91934930554272. Its totient is φ = 30619832611440.

The previous prime is 61264808782361. The next prime is 61264808782459. The reversal of 61264808782442 is 24428780846216.

61264808782442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205143233 + ... + 205441659.

It is an arithmetic number, because the mean of its divisors is an integer number (5745933159642).

Almost surely, 2^{61264808782442} is an apocalyptic number.

61264808782442 is a deficient number, since it is larger than the sum of its proper divisors (30670121771830).

61264808782442 is a wasteful number, since it uses less digits than its factorization.

61264808782442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340213.

The product of its (nonzero) digits is 66060288, while the sum is 62.

The spelling of 61264808782442 in words is "sixty-one trillion, two hundred sixty-four billion, eight hundred eight million, seven hundred eighty-two thousand, four hundred forty-two".