55371264000 has 832 divisors, whose sum is σ = 206082938880. Its totient is φ = 13113753600.

The previous prime is 55371263977. The next prime is 55371264001. The reversal of 55371264000 is 46217355.

It is a tau number, because it is divible by the number of its divisors (832).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55371264001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 938495971 + ... + 938496029.

It is an arithmetic number, because the mean of its divisors is an integer number (247695840).

Almost surely, 2^55371264000 is an apocalyptic number.

55371264000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55371264000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103041469440).

55371264000 is an abundant number, since it is smaller than the sum of its proper divisors (150711674880).

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

55371264000 is a wasteful number, since it uses less digits than its factorization.

55371264000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161 (or 129 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The spelling of 55371264000 in words is "fifty-five billion, three hundred seventy-one million, two hundred sixty-four thousand".