41948602561 has 4 divisors (see below), whose sum is σ = 41963055552. Its totient is φ = 41934149572.

The previous prime is 41948602547. The next prime is 41948602583. The reversal of 41948602561 is 16520684914.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 16520684914 = 2 ⋅8260342457.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41948602561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41948602541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7222141 + ... + 7227946.

It is an arithmetic number, because the mean of its divisors is an integer number (10490763888).

Almost surely, 2^41948602561 is an apocalyptic number.

It is an amenable number.

41948602561 is a deficient number, since it is larger than the sum of its proper divisors (14452991).

41948602561 is a wasteful number, since it uses less digits than its factorization.

41948602561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14452990.

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 41948602561 in words is "forty-one billion, nine hundred forty-eight million, six hundred two thousand, five hundred sixty-one".