37424762449 has 2 divisors, whose sum is σ = 37424762450. Its totient is φ = 37424762448.

The previous prime is 37424762447. The next prime is 37424762539. The reversal of 37424762449 is 94426742473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36626304400 + 798458049 = 191380^2 + 28257^2 .

It is a cyclic number.

It is not a de Polignac number, because 37424762449 - 2¹ = 37424762447 is a prime.

It is a super-2 number, since 2×37424762449² (a number of 22 digits) contains 22 as substring.

Together with 37424762447, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 37424762396 and 37424762405.

It is not a weakly prime, because it can be changed into another prime (37424762443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18712381224 + 18712381225.

It is an arithmetic number, because the mean of its divisors is an integer number (18712381225).

Almost surely, 2^37424762449 is an apocalyptic number.

It is an amenable number.

37424762449 is a deficient number, since it is larger than the sum of its proper divisors (1).

37424762449 is an equidigital number, since it uses as much as digits as its factorization.

37424762449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8128512, while the sum is 52.

The spelling of 37424762449 in words is "thirty-seven billion, four hundred twenty-four million, seven hundred sixty-two thousand, four hundred forty-nine".