57211613136061 has 8 divisors (see below), whose sum is σ = 57233463795648. Its totient is φ = 57189764940000.

The previous prime is 57211613135953. The next prime is 57211613136103. The reversal of 57211613136061 is 16063131611275.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 57211613136061 - 2⁷ = 57211613135933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 57211613135999 and 57211613136017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57211613136961) 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, 46527361 + ... + 47741161.

It is an arithmetic number, because the mean of its divisors is an integer number (7154182974456).

Almost surely, 2^{57211613136061} is an apocalyptic number.

It is an amenable number.

57211613136061 is a deficient number, since it is larger than the sum of its proper divisors (21850659587).

57211613136061 is a wasteful number, since it uses less digits than its factorization.

57211613136061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1231763.

The product of its (nonzero) digits is 136080, while the sum is 43.

The spelling of 57211613136061 in words is "fifty-seven trillion, two hundred eleven billion, six hundred thirteen million, one hundred thirty-six thousand, sixty-one".