61054215334 has 16 divisors (see below), whose sum is σ = 104668308000. Its totient is φ = 26165107584.

The previous prime is 61054215329. The next prime is 61054215349. The reversal of 61054215334 is 43351245016.

It is a self number, because there is not a number n which added to its sum of digits gives 61054215334.

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 7 ways as a sum of consecutive naturals, for example, 401502 + ... + 532270.

It is an arithmetic number, because the mean of its divisors is an integer number (6541769250).

Almost surely, 2^61054215334 is an apocalyptic number.

61054215334 is a deficient number, since it is larger than the sum of its proper divisors (43614092666).

61054215334 is a wasteful number, since it uses less digits than its factorization.

61054215334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164127.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 61054215334 in words is "sixty-one billion, fifty-four million, two hundred fifteen thousand, three hundred thirty-four".