1528078241039 has 32 divisors (see below), whose sum is σ = 1930433786880. Its totient is φ = 1179335469312.

The previous prime is 1528078241029. The next prime is 1528078241059. The reversal of 1528078241039 is 9301428708251.

It is a de Polignac number, because none of the positive numbers 2^k-1528078241039 is a prime.

It is a super-2 number, since 2×1528078241039² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1528078241029) 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, 1110614 + ... + 2071139.

It is an arithmetic number, because the mean of its divisors is an integer number (60326055840).

Almost surely, 2^{1528078241039} is an apocalyptic number.

1528078241039 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

1528078241039 is a deficient number, since it is larger than the sum of its proper divisors (402355545841).

1528078241039 is a wasteful number, since it uses less digits than its factorization.

1528078241039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3181959.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 1528078241039 in words is "one trillion, five hundred twenty-eight billion, seventy-eight million, two hundred forty-one thousand, thirty-nine".