40000224857 has 2 divisors, whose sum is σ = 40000224858. Its totient is φ = 40000224856.

The previous prime is 40000224821. The next prime is 40000224877. The reversal of 40000224857 is 75842200004.

40000224857 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38959259161 + 1040965696 = 197381^2 + 32264^2 .

It is a cyclic number.

It is not a de Polignac number, because 40000224857 - 2¹⁰ = 40000223833 is a prime.

It is a super-2 number, since 2×40000224857² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40000224877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20000112428 + 20000112429.

It is an arithmetic number, because the mean of its divisors is an integer number (20000112429).

Almost surely, 2^40000224857 is an apocalyptic number.

It is an amenable number.

40000224857 is a deficient number, since it is larger than the sum of its proper divisors (1).

40000224857 is an equidigital number, since it uses as much as digits as its factorization.

40000224857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17920, while the sum is 32.

The spelling of 40000224857 in words is "forty billion, two hundred twenty-four thousand, eight hundred fifty-seven".