40254150637 has 2 divisors, whose sum is σ = 40254150638. Its totient is φ = 40254150636.

The previous prime is 40254150631. The next prime is 40254150653. The reversal of 40254150637 is 73605145204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35594859556 + 4659291081 = 188666^2 + 68259^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40254150637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40254150596 and 40254150605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40254150631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20127075318 + 20127075319.

It is an arithmetic number, because the mean of its divisors is an integer number (20127075319).

Almost surely, 2^40254150637 is an apocalyptic number.

It is an amenable number.

40254150637 is a deficient number, since it is larger than the sum of its proper divisors (1).

40254150637 is an equidigital number, since it uses as much as digits as its factorization.

40254150637 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 40254150637 in words is "forty billion, two hundred fifty-four million, one hundred fifty thousand, six hundred thirty-seven".