37258421797 has 2 divisors, whose sum is σ = 37258421798. Its totient is φ = 37258421796.

The previous prime is 37258421741. The next prime is 37258421803. The reversal of 37258421797 is 79712485273.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32944428036 + 4313993761 = 181506^2 + 65681^2 .

It is a cyclic number.

It is not a de Polignac number, because 37258421797 - 2¹¹ = 37258419749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37258421197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18629210898 + 18629210899.

It is an arithmetic number, because the mean of its divisors is an integer number (18629210899).

Almost surely, 2^37258421797 is an apocalyptic number.

It is an amenable number.

37258421797 is a deficient number, since it is larger than the sum of its proper divisors (1).

37258421797 is an equidigital number, since it uses as much as digits as its factorization.

37258421797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5927040, while the sum is 55.

The spelling of 37258421797 in words is "thirty-seven billion, two hundred fifty-eight million, four hundred twenty-one thousand, seven hundred ninety-seven".