1055790008 has 128 divisors (see below), whose sum is σ = 2581286400. Its totient is φ = 393555456.

The previous prime is 1055790007. The next prime is 1055790019. The reversal of 1055790008 is 8000975501.

It is a super-3 number, since 3×1055790008³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 1055790008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055790007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 907235 + ... + 908397.

It is an arithmetic number, because the mean of its divisors is an integer number (20166300).

Almost surely, 2^1055790008 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 1055790008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1290643200).

1055790008 is an abundant number, since it is smaller than the sum of its proper divisors (1525496392).

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

1055790008 is a wasteful number, since it uses less digits than its factorization.

1055790008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261 (or 1257 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 1055790008 is about 32492.9224293537. The cubic root of 1055790008 is about 1018.2611691810.

The spelling of 1055790008 in words is "one billion, fifty-five million, seven hundred ninety thousand, eight".