2630155051553 has 2 divisors, whose sum is σ = 2630155051554. Its totient is φ = 2630155051552.

The previous prime is 2630155051501. The next prime is 2630155051597. The reversal of 2630155051553 is 3551505510362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1420656599569 + 1209498451984 = 1191913^2 + 1099772^2 .

It is a cyclic number.

It is not a de Polignac number, because 2630155051553 - 2²⁰ = 2630154002977 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2630155051553.

It is not a weakly prime, because it can be changed into another prime (2630155551553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1315077525776 + 1315077525777.

It is an arithmetic number, because the mean of its divisors is an integer number (1315077525777).

Almost surely, 2^{2630155051553} is an apocalyptic number.

It is an amenable number.

2630155051553 is a deficient number, since it is larger than the sum of its proper divisors (1).

2630155051553 is an equidigital number, since it uses as much as digits as its factorization.

2630155051553 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 337500, while the sum is 41.

The spelling of 2630155051553 in words is "two trillion, six hundred thirty billion, one hundred fifty-five million, fifty-one thousand, five hundred fifty-three".