61543054530334 has 16 divisors (see below), whose sum is σ = 99510295051440. Its totient is φ = 28377460540800.

The previous prime is 61543054530319. The next prime is 61543054530343. The reversal of 61543054530334 is 43303545034516.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1126062379 + ... + 1126117030.

It is an arithmetic number, because the mean of its divisors is an integer number (6219393440715).

Almost surely, 2^{61543054530334} is an apocalyptic number.

61543054530334 is a deficient number, since it is larger than the sum of its proper divisors (37967240521106).

61543054530334 is a wasteful number, since it uses less digits than its factorization.

61543054530334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252180475.

The product of its (nonzero) digits is 3888000, while the sum is 46.

The spelling of 61543054530334 in words is "sixty-one trillion, five hundred forty-three billion, fifty-four million, five hundred thirty thousand, three hundred thirty-four".