264590550054 has 64 divisors (see below), whose sum is σ = 607488000000. Its totient is φ = 85275581760.

The previous prime is 264590550047. The next prime is 264590550089. The reversal of 264590550054 is 450055095462.

264590550054 is a `hidden beast` number, since 2 + 6 + 4 + 5 + 90 + 5 + 500 + 54 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 264590549991 and 264590550009.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1819947 + ... + 1959945.

It is an arithmetic number, because the mean of its divisors is an integer number (9492000000).

Almost surely, 2^264590550054 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 264590550054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (303744000000).

264590550054 is an abundant number, since it is smaller than the sum of its proper divisors (342897449946).

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

264590550054 is a wasteful number, since it uses less digits than its factorization.

264590550054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141170 (or 141164 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 45.

The spelling of 264590550054 in words is "two hundred sixty-four billion, five hundred ninety million, five hundred fifty thousand, fifty-four".