41252612623561 has 4 divisors (see below), whose sum is σ = 41283840946324. Its totient is φ = 41221384300800.

The previous prime is 41252612623549. The next prime is 41252612623571. The reversal of 41252612623561 is 16532621625214.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35009705610000 + 6242907013561 = 5916900^2 + 2498581^2 .

It is a cyclic number.

It is not a de Polignac number, because 41252612623561 - 2²⁵ = 41252579069129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (41252612623571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15614159400 + ... + 15614162041.

It is an arithmetic number, because the mean of its divisors is an integer number (10320960236581).

Almost surely, 2^{41252612623561} is an apocalyptic number.

It is an amenable number.

41252612623561 is a deficient number, since it is larger than the sum of its proper divisors (31228322763).

41252612623561 is a wasteful number, since it uses less digits than its factorization.

41252612623561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31228322762.

The product of its digits is 1036800, while the sum is 46.

The spelling of 41252612623561 in words is "forty-one trillion, two hundred fifty-two billion, six hundred twelve million, six hundred twenty-three thousand, five hundred sixty-one".