61073607730 has 32 divisors (see below), whose sum is σ = 110916086400. Its totient is φ = 24211706112.

The previous prime is 61073607701. The next prime is 61073607779. The reversal of 61073607730 is 3770637016.

It is a super-2 number, since 2×61073607730² (a number of 22 digits) contains 22 as substring.

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, 532986 + ... + 637354.

It is an arithmetic number, because the mean of its divisors is an integer number (3466127700).

Almost surely, 2^61073607730 is an apocalyptic number.

61073607730 is a deficient number, since it is larger than the sum of its proper divisors (49842478670).

61073607730 is a wasteful number, since it uses less digits than its factorization.

61073607730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104898.

The product of its (nonzero) digits is 111132, while the sum is 40.

The spelling of 61073607730 in words is "sixty-one billion, seventy-three million, six hundred seven thousand, seven hundred thirty".