553577953460473 has 2 divisors, whose sum is σ = 553577953460474. Its totient is φ = 553577953460472.

The previous prime is 553577953460429. The next prime is 553577953460507. The reversal of 553577953460473 is 374064359775355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 517694822456464 + 35883131004009 = 22752908^2 + 5990253^2 .

It is a cyclic number.

It is not a de Polignac number, because 553577953460473 - 2²¹ = 553577951363321 is a prime.

It is a super-2 number, since 2×553577953460473² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 553577953460396 and 553577953460405.

It is not a weakly prime, because it can be changed into another prime (553577953460573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276788976730236 + 276788976730237.

It is an arithmetic number, because the mean of its divisors is an integer number (276788976730237).

Almost surely, 2^{553577953460473} is an apocalyptic number.

It is an amenable number.

553577953460473 is a deficient number, since it is larger than the sum of its proper divisors (1).

553577953460473 is an equidigital number, since it uses as much as digits as its factorization.

553577953460473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5000940000, while the sum is 73.

The spelling of 553577953460473 in words is "five hundred fifty-three trillion, five hundred seventy-seven billion, nine hundred fifty-three million, four hundred sixty thousand, four hundred seventy-three".