41121906920 has 16 divisors (see below), whose sum is σ = 92524290660. Its totient is φ = 16448762752.

The previous prime is 41121906919. The next prime is 41121906949. The reversal of 41121906920 is 2960912114.

It can be written as a sum of positive squares in 2 ways, for example, as 37610396356 + 3511510564 = 193934^2 + 59258^2 .

It is a super-2 number, since 2×41121906920² (a number of 22 digits) contains 22 as substring.

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, 514023797 + ... + 514023876.

Almost surely, 2^41121906920 is an apocalyptic number.

41121906920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41121906920 is an abundant number, since it is smaller than the sum of its proper divisors (51402383740).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41121906920 is a wasteful number, since it uses less digits than its factorization.

41121906920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1028047684 (or 1028047680 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 41121906920 in words is "forty-one billion, one hundred twenty-one million, nine hundred six thousand, nine hundred twenty".