55064500436 has 36 divisors (see below), whose sum is σ = 108502966740. Its totient is φ = 24418838400.

The previous prime is 55064500391. The next prime is 55064500481. The reversal of 55064500436 is 63400546055.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55064500391) and next prime (55064500481).

It can be written as a sum of positive squares in 2 ways, for example, as 5935777936 + 49128722500 = 77044^2 + 221650^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 55064500436.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1367591 + ... + 1407278.

Almost surely, 2^55064500436 is an apocalyptic number.

It is an amenable number.

55064500436 is a deficient number, since it is larger than the sum of its proper divisors (53438466304).

55064500436 is a wasteful number, since it uses less digits than its factorization.

55064500436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2774936 (or 2774923 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 55064500436 in words is "fifty-five billion, sixty-four million, five hundred thousand, four hundred thirty-six".