55555032412 has 12 divisors (see below), whose sum is σ = 106059607416. Its totient is φ = 25252287440.

The previous prime is 55555032391. The next prime is 55555032433. The reversal of 55555032412 is 21423055555.

It is an interprime number because it is at equal distance from previous prime (55555032391) and next prime (55555032433).

It is a congruent number.

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, 631307143 + ... + 631307230.

It is an arithmetic number, because the mean of its divisors is an integer number (8838300618).

Almost surely, 2^55555032412 is an apocalyptic number.

It is an amenable number.

55555032412 is a deficient number, since it is larger than the sum of its proper divisors (50504575004).

55555032412 is a wasteful number, since it uses less digits than its factorization.

55555032412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262614388 (or 1262614386 counting only the distinct ones).

The product of its (nonzero) digits is 150000, while the sum is 37.

Adding to 55555032412 its reverse (21423055555), we get a palindrome (76978087967).

The spelling of 55555032412 in words is "fifty-five billion, five hundred fifty-five million, thirty-two thousand, four hundred twelve".