1946156177156 has 6 divisors (see below), whose sum is σ = 3405773310030. Its totient is φ = 973078088576.

The previous prime is 1946156177137. The next prime is 1946156177197. The reversal of 1946156177156 is 6517716516491.

It can be written as a sum of positive squares in only one way, i.e., 1339190530756 + 606965646400 = 1157234^2 + 779080^2 .

It is a super-3 number, since 3×1946156177156³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1946156177095 and 1946156177104.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243269522141 + ... + 243269522148.

It is an arithmetic number, because the mean of its divisors is an integer number (567628885005).

Almost surely, 2^{1946156177156} is an apocalyptic number.

It is an amenable number.

1946156177156 is a deficient number, since it is larger than the sum of its proper divisors (1459617132874).

1946156177156 is a wasteful number, since it uses less digits than its factorization.

1946156177156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486539044293 (or 486539044291 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 59.

The spelling of 1946156177156 in words is "one trillion, nine hundred forty-six billion, one hundred fifty-six million, one hundred seventy-seven thousand, one hundred fifty-six".