61327670156 has 12 divisors (see below), whose sum is σ = 109348393392. Its totient is φ = 30085272048.

The previous prime is 61327670069. The next prime is 61327670179. The reversal of 61327670156 is 65107672316.

It is a super-2 number, since 2×61327670156² (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 3 ways as a sum of consecutive naturals, for example, 144640520 + ... + 144640943.

It is an arithmetic number, because the mean of its divisors is an integer number (9112366116).

Almost surely, 2^61327670156 is an apocalyptic number.

It is an amenable number.

61327670156 is a deficient number, since it is larger than the sum of its proper divisors (48020723236).

61327670156 is a wasteful number, since it uses less digits than its factorization.

61327670156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289281520 (or 289281518 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 44.

The spelling of 61327670156 in words is "sixty-one billion, three hundred twenty-seven million, six hundred seventy thousand, one hundred fifty-six".