1578775060 has 24 divisors (see below), whose sum is σ = 3317773536. Its totient is φ = 631063200.

The previous prime is 1578775043. The next prime is 1578775063. The reversal of 1578775060 is 605778751.

It is a self number, because there is not a number n which added to its sum of digits gives 1578775060.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1578775063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1819 + ... + 56221.

It is an arithmetic number, because the mean of its divisors is an integer number (138240564).

Almost surely, 2^1578775060 is an apocalyptic number.

1578775060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1578775060 is an abundant number, since it is smaller than the sum of its proper divisors (1738998476).

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

1578775060 is a wasteful number, since it uses less digits than its factorization.

1578775060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55863 (or 55861 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 46.

The square root of 1578775060 is about 39733.8024860445. The cubic root of 1578775060 is about 1164.4122143119.

The spelling of 1578775060 in words is "one billion, five hundred seventy-eight million, seven hundred seventy-five thousand, sixty".