2528307506078 has 16 divisors (see below), whose sum is σ = 3854743992000. Its totient is φ = 1243511816352.

The previous prime is 2528307506003. The next prime is 2528307506089. The reversal of 2528307506078 is 8706057038252.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29700893 + ... + 29785896.

It is an arithmetic number, because the mean of its divisors is an integer number (240921499500).

Almost surely, 2^{2528307506078} is an apocalyptic number.

2528307506078 is a deficient number, since it is larger than the sum of its proper divisors (1326436485922).

2528307506078 is a wasteful number, since it uses less digits than its factorization.

2528307506078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59487139.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 2528307506078 in words is "two trillion, five hundred twenty-eight billion, three hundred seven million, five hundred six thousand, seventy-eight".