1055000064 has 80 divisors (see below), whose sum is σ = 2932883712. Its totient is φ = 336365568.

The previous prime is 1055000047. The next prime is 1055000081. The reversal of 1055000064 is 4600005501.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1055000047) and next prime (1055000081).

It is a super-2 number, since 2×1055000064² = 2226050270080008192, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1055000064.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20397 + ... + 50259.

Almost surely, 2^1055000064 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 1055000064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1466441856).

1055000064 is an abundant number, since it is smaller than the sum of its proper divisors (1877883648).

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

1055000064 is an equidigital number, since it uses as much as digits as its factorization.

1055000064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29907 (or 29891 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1055000064 is about 32480.7645230219. The cubic root of 1055000064 is about 1018.0071508665.

Adding to 1055000064 its reverse (4600005501), we get a palindrome (5655005565).

The spelling of 1055000064 in words is "one billion, fifty-five million, sixty-four", and thus it is an aban number.