61109369074 has 32 divisors (see below), whose sum is σ = 103160090880. Its totient is φ = 26962250112.

The previous prime is 61109369059. The next prime is 61109369081. The reversal of 61109369074 is 47096390116.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528939 + ... + 634030.

It is an arithmetic number, because the mean of its divisors is an integer number (3223752840).

Almost surely, 2^61109369074 is an apocalyptic number.

61109369074 is a deficient number, since it is larger than the sum of its proper divisors (42050721806).

61109369074 is a wasteful number, since it uses less digits than its factorization.

61109369074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1163074.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 61109369074 in words is "sixty-one billion, one hundred nine million, three hundred sixty-nine thousand, seventy-four".