55432449696 has 96 divisors (see below), whose sum is σ = 157701938688. Its totient is φ = 16947440640.

The previous prime is 55432449689. The next prime is 55432449703. The reversal of 55432449696 is 69694423455.

It is an interprime number because it is at equal distance from previous prime (55432449689) and next prime (55432449703).

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54481 + ... + 337391.

It is an arithmetic number, because the mean of its divisors is an integer number (1642728528).

Almost surely, 2^55432449696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55432449696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78850969344).

55432449696 is an abundant number, since it is smaller than the sum of its proper divisors (102269488992).

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

55432449696 is a wasteful number, since it uses less digits than its factorization.

55432449696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283094 (or 283086 counting only the distinct ones).

The product of its digits is 27993600, while the sum is 57.

The spelling of 55432449696 in words is "fifty-five billion, four hundred thirty-two million, four hundred forty-nine thousand, six hundred ninety-six".