41509626457 has 8 divisors (see below), whose sum is σ = 44731555400. Its totient is φ = 38291823360.

The previous prime is 41509626443. The next prime is 41509626551. The reversal of 41509626457 is 75462690514.

It can be written as a sum of positive squares in 4 ways, for example, as 906973456 + 40602653001 = 30116^2 + 201501^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 41509626457 - 2⁷ = 41509626329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41509626457.

It is not an unprimeable number, because it can be changed into a prime (41509626757) 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, 1010544 + ... + 1050817.

It is an arithmetic number, because the mean of its divisors is an integer number (5591444425).

Almost surely, 2^41509626457 is an apocalyptic number.

It is an amenable number.

41509626457 is a deficient number, since it is larger than the sum of its proper divisors (3221928943).

41509626457 is a wasteful number, since it uses less digits than its factorization.

41509626457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062923.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 41509626457 in words is "forty-one billion, five hundred nine million, six hundred twenty-six thousand, four hundred fifty-seven".