41220450840 has 64 divisors (see below), whose sum is σ = 123674974560. Its totient is φ = 10990909440.

The previous prime is 41220450839. The next prime is 41220450877. The reversal of 41220450840 is 4805402214.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 41220450798 and 41220450807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1803162 + ... + 1825878.

Almost surely, 2^41220450840 is an apocalyptic number.

41220450840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41220450840 is an abundant number, since it is smaller than the sum of its proper divisors (82454523720).

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

41220450840 is a wasteful number, since it uses less digits than its factorization.

41220450840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37852 (or 37848 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

The spelling of 41220450840 in words is "forty-one billion, two hundred twenty million, four hundred fifty thousand, eight hundred forty".