41420721772 has 24 divisors (see below), whose sum is σ = 76319792640. Its totient is φ = 19615594320.

The previous prime is 41420721761. The next prime is 41420721773. The reversal of 41420721772 is 27712702414.

It is a happy number.

41420721772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×41420721772² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (41420721773) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260793 + ... + 388399.

It is an arithmetic number, because the mean of its divisors is an integer number (3179991360).

Almost surely, 2^41420721772 is an apocalyptic number.

It is an amenable number.

41420721772 is a deficient number, since it is larger than the sum of its proper divisors (34899070868).

41420721772 is a wasteful number, since it uses less digits than its factorization.

41420721772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131901 (or 131899 counting only the distinct ones).

The product of its (nonzero) digits is 43904, while the sum is 37.

The spelling of 41420721772 in words is "forty-one billion, four hundred twenty million, seven hundred twenty-one thousand, seven hundred seventy-two".