55230451532 has 12 divisors (see below), whose sum is σ = 98291481960. Its totient is φ = 27147170976.

The previous prime is 55230451531. The next prime is 55230451553. The reversal of 55230451532 is 23515403255.

It is a super-2 number, since 2×55230451532² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55230451492 and 55230451501.

It is not an unprimeable number, because it can be changed into a prime (55230451531) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117013433 + ... + 117013904.

It is an arithmetic number, because the mean of its divisors is an integer number (8190956830).

Almost surely, 2^55230451532 is an apocalyptic number.

It is an amenable number.

55230451532 is a deficient number, since it is larger than the sum of its proper divisors (43061030428).

55230451532 is a wasteful number, since it uses less digits than its factorization.

55230451532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234027400 (or 234027398 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 35.

Adding to 55230451532 its reverse (23515403255), we get a palindrome (78745854787).

The spelling of 55230451532 in words is "fifty-five billion, two hundred thirty million, four hundred fifty-one thousand, five hundred thirty-two".