213514532554 has 12 divisors (see below), whose sum is σ = 329161743414. Its totient is φ = 103871933424.

The previous prime is 213514532551. The next prime is 213514532593. The reversal of 213514532554 is 455235415312.

It can be written as a sum of positive squares in 3 ways, for example, as 204389889025 + 9124643529 = 452095^2 + 95523^2 .

It is a super-2 number, since 2×213514532554² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213514532551) 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, 38988229 + ... + 38993704.

Almost surely, 2^213514532554 is an apocalyptic number.

213514532554 is a deficient number, since it is larger than the sum of its proper divisors (115647210860).

213514532554 is an equidigital number, since it uses as much as digits as its factorization.

213514532554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77982009 (or 77981972 counting only the distinct ones).

The product of its digits is 360000, while the sum is 40.

Adding to 213514532554 its reverse (455235415312), we get a palindrome (668749947866).

The spelling of 213514532554 in words is "two hundred thirteen billion, five hundred fourteen million, five hundred thirty-two thousand, five hundred fifty-four".