57733744646 has 8 divisors (see below), whose sum is σ = 86908805064. Its totient is φ = 28764142960.

The previous prime is 57733744639. The next prime is 57733744681. The reversal of 57733744646 is 64644733775.

It is a happy number.

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

It is a super-4 number, since 4×57733744646⁴ (a number of 44 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 57733744591 and 57733744600.

It is a congruent number.

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, 51363980 + ... + 51365103.

It is an arithmetic number, because the mean of its divisors is an integer number (10863600633).

Almost surely, 2^57733744646 is an apocalyptic number.

57733744646 is a deficient number, since it is larger than the sum of its proper divisors (29175060418).

57733744646 is a wasteful number, since it uses less digits than its factorization.

57733744646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102729366.

The product of its digits is 35562240, while the sum is 56.

The spelling of 57733744646 in words is "fifty-seven billion, seven hundred thirty-three million, seven hundred forty-four thousand, six hundred forty-six".