55432413 has 12 divisors (see below), whose sum is σ = 80236000. Its totient is φ = 36877896.

The previous prime is 55432397. The next prime is 55432423. The reversal of 55432413 is 31423455.

It is not a de Polignac number, because 55432413 - 2⁴ = 55432397 is a prime.

It is a super-2 number, since 2×55432413² = 6145504822005138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55432423) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1681 + ... + 10662.

Almost surely, 2^55432413 is an apocalyptic number.

It is an amenable number.

55432413 is a deficient number, since it is larger than the sum of its proper divisors (24803587).

55432413 is a wasteful number, since it uses less digits than its factorization.

55432413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12848 (or 12845 counting only the distinct ones).

The product of its digits is 7200, while the sum is 27.

The square root of 55432413 is about 7445.2946885936. The cubic root of 55432413 is about 381.2892795506.

Adding to 55432413 its reverse (31423455), we get a palindrome (86855868).

The spelling of 55432413 in words is "fifty-five million, four hundred thirty-two thousand, four hundred thirteen".