61516266634054 has 32 divisors (see below), whose sum is σ = 93110439983616. Its totient is φ = 30480129694560.

The previous prime is 61516266634037. The next prime is 61516266634103. The reversal of 61516266634054 is 45043666261516.

It is a junction number, because it is equal to n+sod(n) for n = 61516266633986 and 61516266634004.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1772632467 + ... + 1772667169.

It is an arithmetic number, because the mean of its divisors is an integer number (2909701249488).

Almost surely, 2^{61516266634054} is an apocalyptic number.

61516266634054 is a deficient number, since it is larger than the sum of its proper divisors (31594173349562).

61516266634054 is a wasteful number, since it uses less digits than its factorization.

61516266634054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44220.

The product of its (nonzero) digits is 18662400, while the sum is 55.

The spelling of 61516266634054 in words is "sixty-one trillion, five hundred sixteen billion, two hundred sixty-six million, six hundred thirty-four thousand, fifty-four".