40677253049 has 2 divisors, whose sum is σ = 40677253050. Its totient is φ = 40677253048.

The previous prime is 40677253033. The next prime is 40677253079. The reversal of 40677253049 is 94035277604.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39523428025 + 1153825024 = 198805^2 + 33968^2 .

It is a cyclic number.

It is not a de Polignac number, because 40677253049 - 2⁴ = 40677253033 is a prime.

It is a super-2 number, since 2×40677253049² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40677252994 and 40677253012.

It is not a weakly prime, because it can be changed into another prime (40677253079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20338626524 + 20338626525.

It is an arithmetic number, because the mean of its divisors is an integer number (20338626525).

Almost surely, 2^40677253049 is an apocalyptic number.

It is an amenable number.

40677253049 is a deficient number, since it is larger than the sum of its proper divisors (1).

40677253049 is an equidigital number, since it uses as much as digits as its factorization.

40677253049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 40677253049 in words is "forty billion, six hundred seventy-seven million, two hundred fifty-three thousand, forty-nine".