55954907424 has 144 divisors (see below), whose sum is σ = 173920324032. Its totient is φ = 16959849984.

The previous prime is 55954907419. The next prime is 55954907429. The reversal of 55954907424 is 42470945955.

It is a happy number.

55954907424 is a `hidden beast` number, since 5 + 5 + 9 + 549 + 0 + 74 + 24 = 666.

It is an interprime number because it is at equal distance from previous prime (55954907419) and next prime (55954907429).

It is a tau number, because it is divible by the number of its divisors (144).

It is not an unprimeable number, because it can be changed into a prime (55954907429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 139317 + ... + 362379.

It is an arithmetic number, because the mean of its divisors is an integer number (1207780028).

Almost surely, 2^55954907424 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 55954907424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86960162016).

55954907424 is an abundant number, since it is smaller than the sum of its proper divisors (117965416608).

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

55954907424 is a wasteful number, since it uses less digits than its factorization.

55954907424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223159 (or 223148 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 55954907424 in words is "fifty-five billion, nine hundred fifty-four million, nine hundred seven thousand, four hundred twenty-four".