37442489047 has 2 divisors, whose sum is σ = 37442489048. Its totient is φ = 37442489046.

The previous prime is 37442489039. The next prime is 37442489059. The reversal of 37442489047 is 74098424473.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37442489047 - 2³ = 37442489039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 37442488985 and 37442489003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37442489017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18721244523 + 18721244524.

It is an arithmetic number, because the mean of its divisors is an integer number (18721244524).

Almost surely, 2^37442489047 is an apocalyptic number.

37442489047 is a deficient number, since it is larger than the sum of its proper divisors (1).

37442489047 is an equidigital number, since it uses as much as digits as its factorization.

37442489047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5419008, while the sum is 52.

The spelling of 37442489047 in words is "thirty-seven billion, four hundred forty-two million, four hundred eighty-nine thousand, forty-seven".