54665501064 has 64 divisors (see below), whose sum is σ = 140078090880. Its totient is φ = 17767104000.

The previous prime is 54665501047. The next prime is 54665501081. The reversal of 54665501064 is 46010556645.

It is an interprime number because it is at equal distance from previous prime (54665501047) and next prime (54665501081).

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, 1786534 + ... + 1816874.

It is an arithmetic number, because the mean of its divisors is an integer number (2188720170).

Almost surely, 2^54665501064 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 54665501064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70039045440).

54665501064 is an abundant number, since it is smaller than the sum of its proper divisors (85412589816).

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

54665501064 is a wasteful number, since it uses less digits than its factorization.

54665501064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32222 (or 32218 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 54665501064 in words is "fifty-four billion, six hundred sixty-five million, five hundred one thousand, sixty-four".