41551478840 has 64 divisors (see below), whose sum is σ = 94331520000. Its totient is φ = 16471808640.

The previous prime is 41551478821. The next prime is 41551478869. The reversal of 41551478840 is 4887415514.

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, 2006861 + ... + 2027459.

It is an arithmetic number, because the mean of its divisors is an integer number (1473930000).

Almost surely, 2^41551478840 is an apocalyptic number.

41551478840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41551478840 is an abundant number, since it is smaller than the sum of its proper divisors (52780041160).

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

41551478840 is a wasteful number, since it uses less digits than its factorization.

41551478840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21060 (or 21056 counting only the distinct ones).

The product of its (nonzero) digits is 716800, while the sum is 47.

The spelling of 41551478840 in words is "forty-one billion, five hundred fifty-one million, four hundred seventy-eight thousand, eight hundred forty".