40200409037 has 2 divisors, whose sum is σ = 40200409038. Its totient is φ = 40200409036.

The previous prime is 40200409013. The next prime is 40200409049. The reversal of 40200409037 is 73090400204.

40200409037 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., 39800649001 + 399760036 = 199501^2 + 19994^2 .

It is a cyclic number.

It is not a de Polignac number, because 40200409037 - 2¹⁰ = 40200408013 is a prime.

It is a super-2 number, since 2×40200409037² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40200409637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20100204518 + 20100204519.

It is an arithmetic number, because the mean of its divisors is an integer number (20100204519).

Almost surely, 2^40200409037 is an apocalyptic number.

It is an amenable number.

40200409037 is a deficient number, since it is larger than the sum of its proper divisors (1).

40200409037 is an equidigital number, since it uses as much as digits as its factorization.

40200409037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The spelling of 40200409037 in words is "forty billion, two hundred million, four hundred nine thousand, thirty-seven".