40700057213 has 4 divisors (see below), whose sum is σ = 40992863520. Its totient is φ = 40407250908.

The previous prime is 40700057191. The next prime is 40700057219. The reversal of 40700057213 is 31275000704.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40700057213 - 2¹⁶ = 40699991677 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 (40700057219) 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, 146402945 + ... + 146403222.

It is an arithmetic number, because the mean of its divisors is an integer number (10248215880).

Almost surely, 2^40700057213 is an apocalyptic number.

It is an amenable number.

40700057213 is a deficient number, since it is larger than the sum of its proper divisors (292806307).

40700057213 is a wasteful number, since it uses less digits than its factorization.

40700057213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292806306.

The product of its (nonzero) digits is 5880, while the sum is 29.

Adding to 40700057213 its reverse (31275000704), we get a palindrome (71975057917).

The spelling of 40700057213 in words is "forty billion, seven hundred million, fifty-seven thousand, two hundred thirteen".