61304543531236 has 12 divisors (see below), whose sum is σ = 107288723244528. Its totient is φ = 30650622604232.

The previous prime is 61304543531219. The next prime is 61304543531393. The reversal of 61304543531236 is 63213534540316.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 412206706 + ... + 412355401.

It is an arithmetic number, because the mean of its divisors is an integer number (8940726937044).

Almost surely, 2^{61304543531236} is an apocalyptic number.

It is an amenable number.

61304543531236 is a deficient number, since it is larger than the sum of its proper divisors (45984179713292).

61304543531236 is a wasteful number, since it uses less digits than its factorization.

61304543531236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824580698 (or 824580696 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 46.

The spelling of 61304543531236 in words is "sixty-one trillion, three hundred four billion, five hundred forty-three million, five hundred thirty-one thousand, two hundred thirty-six".