41898407668 has 18 divisors (see below), whose sum is σ = 79396244214. Its totient is φ = 19337726304.

The previous prime is 41898407657. The next prime is 41898407687. The reversal of 41898407668 is 86670489814.

It can be written as a sum of positive squares in 3 ways, for example, as 142754704 + 41755652964 = 11948^2 + 204342^2 .

It is a super-2 number, since 2×41898407668² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30989271 + ... + 30990622.

Almost surely, 2^41898407668 is an apocalyptic number.

It is an amenable number.

41898407668 is a deficient number, since it is larger than the sum of its proper divisors (37497836546).

41898407668 is a wasteful number, since it uses less digits than its factorization.

41898407668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61979923 (or 61979908 counting only the distinct ones).

The product of its (nonzero) digits is 18579456, while the sum is 61.

The spelling of 41898407668 in words is "forty-one billion, eight hundred ninety-eight million, four hundred seven thousand, six hundred sixty-eight".