2190219053537 has 2 divisors, whose sum is σ = 2190219053538. Its totient is φ = 2190219053536.

The previous prime is 2190219053527. The next prime is 2190219053549. The reversal of 2190219053537 is 7353509120912.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1612605373456 + 577613680081 = 1269884^2 + 760009^2 .

It is a cyclic number.

It is not a de Polignac number, because 2190219053537 - 2⁴⁰ = 1090707425761 is a prime.

It is a super-3 number, since 3×2190219053537³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2190219053491 and 2190219053500.

It is not a weakly prime, because it can be changed into another prime (2190219053527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1095109526768 + 1095109526769.

It is an arithmetic number, because the mean of its divisors is an integer number (1095109526769).

Almost surely, 2^{2190219053537} is an apocalyptic number.

It is an amenable number.

2190219053537 is a deficient number, since it is larger than the sum of its proper divisors (1).

2190219053537 is an equidigital number, since it uses as much as digits as its factorization.

2190219053537 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 510300, while the sum is 47.

The spelling of 2190219053537 in words is "two trillion, one hundred ninety billion, two hundred nineteen million, fifty-three thousand, five hundred thirty-seven".