61038310810 has 8 divisors (see below), whose sum is σ = 109868959476. Its totient is φ = 24415324320.

The previous prime is 61038310783. The next prime is 61038310829. The reversal of 61038310810 is 1801383016.

It can be written as a sum of positive squares in 2 ways, for example, as 57155899329 + 3882411481 = 239073^2 + 62309^2 .

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

It is a super-2 number, since 2×61038310810² (a number of 22 digits) contains 22 as substring.

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, 3051915531 + ... + 3051915550.

Almost surely, 2^61038310810 is an apocalyptic number.

61038310810 is a deficient number, since it is larger than the sum of its proper divisors (48830648666).

61038310810 is a wasteful number, since it uses less digits than its factorization.

61038310810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6103831088.

The product of its (nonzero) digits is 3456, while the sum is 31.

Adding to 61038310810 its reverse (1801383016), we get a palindrome (62839693826).

The spelling of 61038310810 in words is "sixty-one billion, thirty-eight million, three hundred ten thousand, eight hundred ten".