41621511015 has 80 divisors (see below), whose sum is σ = 86470433280. Its totient is φ = 18758900160.

The previous prime is 41621510989. The next prime is 41621511047. The reversal of 41621511015 is 51011512614.

It is not a de Polignac number, because 41621511015 - 2¹³ = 41621502823 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 41621511015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 97896 + ... + 304674.

It is an arithmetic number, because the mean of its divisors is an integer number (1080880416).

Almost surely, 2^41621511015 is an apocalyptic number.

41621511015 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

41621511015 is an abundant number, since it is smaller than the sum of its proper divisors (44848922265).

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

41621511015 is a wasteful number, since it uses less digits than its factorization.

41621511015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206874 (or 206865 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The spelling of 41621511015 in words is "forty-one billion, six hundred twenty-one million, five hundred eleven thousand, fifteen".