555212150440 has 16 divisors (see below), whose sum is σ = 1249227338580. Its totient is φ = 222084860160.

The previous prime is 555212150431. The next prime is 555212150459. The reversal of 555212150440 is 44051212555.

It can be written as a sum of positive squares in 2 ways, for example, as 514459038564 + 40753111876 = 717258^2 + 201874^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555212150396 and 555212150405.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6940151841 + ... + 6940151920.

Almost surely, 2^555212150440 is an apocalyptic number.

It is an amenable number.

555212150440 is an abundant number, since it is smaller than the sum of its proper divisors (694015188140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

555212150440 is a wasteful number, since it uses less digits than its factorization.

555212150440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13880303772 (or 13880303768 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

Adding to 555212150440 its reverse (44051212555), we get a palindrome (599263362995).

The spelling of 555212150440 in words is "five hundred fifty-five billion, two hundred twelve million, one hundred fifty thousand, four hundred forty".