212753462553 has 6 divisors (see below), whose sum is σ = 307310557034. Its totient is φ = 141835641696.

The previous prime is 212753462501. The next prime is 212753462557. The reversal of 212753462553 is 355264357212.

212753462553 is a `hidden beast` number, since 2 + 1 + 2 + 7 + 5 + 34 + 62 + 553 = 666.

It can be written as a sum of positive squares in only one way, i.e., 193783083264 + 18970379289 = 440208^2 + 137733^2 .

It is not a de Polignac number, because 212753462553 - 2²⁹ = 212216591641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212753462499 and 212753462508.

It is not an unprimeable number, because it can be changed into a prime (212753462557) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11819636800 + ... + 11819636817.

Almost surely, 2^212753462553 is an apocalyptic number.

It is an amenable number.

212753462553 is a deficient number, since it is larger than the sum of its proper divisors (94557094481).

212753462553 is a wasteful number, since it uses less digits than its factorization.

212753462553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23639273623 (or 23639273620 counting only the distinct ones).

The product of its digits is 1512000, while the sum is 45.

The spelling of 212753462553 in words is "two hundred twelve billion, seven hundred fifty-three million, four hundred sixty-two thousand, five hundred fifty-three".