40250227517 has 4 divisors (see below), whose sum is σ = 40266719196. Its totient is φ = 40233735840.

The previous prime is 40250227469. The next prime is 40250227561. The reversal of 40250227517 is 71572205204.

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 13556876356 + 26693351161 = 116434^2 + 163381^2 .

It is a cyclic number.

It is not a de Polignac number, because 40250227517 - 2³² = 35955260221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40250227597) 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, 8242178 + ... + 8247059.

It is an arithmetic number, because the mean of its divisors is an integer number (10066679799).

Almost surely, 2^40250227517 is an apocalyptic number.

It is an amenable number.

40250227517 is a deficient number, since it is larger than the sum of its proper divisors (16491679).

40250227517 is a wasteful number, since it uses less digits than its factorization.

40250227517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16491678.

The product of its (nonzero) digits is 39200, while the sum is 35.

The spelling of 40250227517 in words is "forty billion, two hundred fifty million, two hundred twenty-seven thousand, five hundred seventeen".