40545337573457 has 8 divisors (see below), whose sum is σ = 41519901945600. Its totient is φ = 39582306507744.

The previous prime is 40545337573441. The next prime is 40545337573537. The reversal of 40545337573457 is 75437573354504.

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 40545337573457 - 2⁴ = 40545337573441 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 40545337573457.

It is not an unprimeable number, because it can be changed into a prime (40545337573157) 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, 2883319493 + ... + 2883333554.

It is an arithmetic number, because the mean of its divisors is an integer number (5189987743200).

Almost surely, 2^{40545337573457} is an apocalyptic number.

It is an amenable number.

40545337573457 is a deficient number, since it is larger than the sum of its proper divisors (974564372143).

40545337573457 is an equidigital number, since it uses as much as digits as its factorization.

40545337573457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5766653215.

The product of its (nonzero) digits is 370440000, while the sum is 62.

The spelling of 40545337573457 in words is "forty trillion, five hundred forty-five billion, three hundred thirty-seven million, five hundred seventy-three thousand, four hundred fifty-seven".