108525452978 has 16 divisors (see below), whose sum is σ = 164266118016. Its totient is φ = 53772199920.

The previous prime is 108525452957. The next prime is 108525452989. The reversal of 108525452978 is 879254525801.

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, 427226 + ... + 632117.

It is an arithmetic number, because the mean of its divisors is an integer number (10266632376).

Almost surely, 2^108525452978 is an apocalyptic number.

108525452978 is a deficient number, since it is larger than the sum of its proper divisors (55740665038).

108525452978 is a wasteful number, since it uses less digits than its factorization.

108525452978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1059809.

The product of its (nonzero) digits is 8064000, while the sum is 56.

The spelling of 108525452978 in words is "one hundred eight billion, five hundred twenty-five million, four hundred fifty-two thousand, nine hundred seventy-eight".