61444053262 has 8 divisors (see below), whose sum is σ = 92174805792. Its totient is φ = 30719118000.

The previous prime is 61444053259. The next prime is 61444053373. The reversal of 61444053262 is 26235044416.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427814 + ... + 1470217.

It is an arithmetic number, because the mean of its divisors is an integer number (11521850724).

Almost surely, 2^61444053262 is an apocalyptic number.

61444053262 is a deficient number, since it is larger than the sum of its proper divisors (30730752530).

61444053262 is a wasteful number, since it uses less digits than its factorization.

61444053262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2908634.

The product of its (nonzero) digits is 138240, while the sum is 37.

Adding to 61444053262 its reverse (26235044416), we get a palindrome (87679097678).

The spelling of 61444053262 in words is "sixty-one billion, four hundred forty-four million, fifty-three thousand, two hundred sixty-two".