380275557653 has 2 divisors, whose sum is σ = 380275557654. Its totient is φ = 380275557652.

The previous prime is 380275557643. The next prime is 380275557659. The reversal of 380275557653 is 356755572083.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 356096240644 + 24179317009 = 596738^2 + 155497^2 .

It is a cyclic number.

It is not a de Polignac number, because 380275557653 - 2⁴ = 380275557637 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (380275557659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190137778826 + 190137778827.

It is an arithmetic number, because the mean of its divisors is an integer number (190137778827).

Almost surely, 2^380275557653 is an apocalyptic number.

It is an amenable number.

380275557653 is a deficient number, since it is larger than the sum of its proper divisors (1).

380275557653 is an equidigital number, since it uses as much as digits as its factorization.

380275557653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26460000, while the sum is 56.

The spelling of 380275557653 in words is "three hundred eighty billion, two hundred seventy-five million, five hundred fifty-seven thousand, six hundred fifty-three".