946180641 has 24 divisors (see below), whose sum is σ = 1498780800. Its totient is φ = 529167072.

The previous prime is 946180637. The next prime is 946180691. The reversal of 946180641 is 146081649.

It is not a de Polignac number, because 946180641 - 2² = 946180637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 946180641.

It is not an unprimeable number, because it can be changed into a prime (946180621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61566 + ... + 75383.

It is an arithmetic number, because the mean of its divisors is an integer number (62449200).

Almost surely, 2^946180641 is an apocalyptic number.

It is an amenable number.

946180641 is a deficient number, since it is larger than the sum of its proper divisors (552600159).

946180641 is a wasteful number, since it uses less digits than its factorization.

946180641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137013 (or 137006 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 946180641 is about 30760.0494310396. The cubic root of 946180641 is about 981.7283954689.

The spelling of 946180641 in words is "nine hundred forty-six million, one hundred eighty thousand, six hundred forty-one".