1656366041 has 8 divisors (see below), whose sum is σ = 1809134400. Its totient is φ = 1503962640.

The previous prime is 1656365993. The next prime is 1656366077. The reversal of 1656366041 is 1406636561.

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 1656366041 - 2¹⁰ = 1656365017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1656365986 and 1656366004.

It is not an unprimeable number, because it can be changed into a prime (1656366241) 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, 81701 + ... + 99938.

It is an arithmetic number, because the mean of its divisors is an integer number (226141800).

Almost surely, 2^1656366041 is an apocalyptic number.

1656366041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1656366041 is a deficient number, since it is larger than the sum of its proper divisors (152768359).

1656366041 is a wasteful number, since it uses less digits than its factorization.

1656366041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182479.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 1656366041 is about 40698.4771336717. The cubic root of 1656366041 is about 1183.1835037613.

The spelling of 1656366041 in words is "one billion, six hundred fifty-six million, three hundred sixty-six thousand, forty-one".