3051661213356 has 24 divisors (see below), whose sum is σ = 8137763235840. Its totient is φ = 871903203792.

The previous prime is 3051661213351. The next prime is 3051661213357. The reversal of 3051661213356 is 6533121661503.

It is a happy number.

It is a super-2 number, since 2×3051661213356² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (3051661213351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18164649996 + ... + 18164650163.

It is an arithmetic number, because the mean of its divisors is an integer number (339073468160).

Almost surely, 2^{3051661213356} is an apocalyptic number.

It is an amenable number.

3051661213356 is an abundant number, since it is smaller than the sum of its proper divisors (5086102022484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3051661213356 is a wasteful number, since it uses less digits than its factorization.

3051661213356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36329300173 (or 36329300171 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 42.

Adding to 3051661213356 its reverse (6533121661503), we get a palindrome (9584782874859).

The spelling of 3051661213356 in words is "three trillion, fifty-one billion, six hundred sixty-one million, two hundred thirteen thousand, three hundred fifty-six".