3500025381538 has 32 divisors (see below), whose sum is σ = 6147404357760. Its totient is φ = 1463486893440.

The previous prime is 3500025381511. The next prime is 3500025381581. The reversal of 3500025381538 is 8351835200053.

It is a junction number, because it is equal to n+sod(n) for n = 3500025381494 and 3500025381503.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13043203 + ... + 13308838.

It is an arithmetic number, because the mean of its divisors is an integer number (192106386180).

Almost surely, 2^{3500025381538} is an apocalyptic number.

3500025381538 is a deficient number, since it is larger than the sum of its proper divisors (2647378976222).

3500025381538 is a wasteful number, since it uses less digits than its factorization.

3500025381538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26352282.

The product of its (nonzero) digits is 432000, while the sum is 43.

The spelling of 3500025381538 in words is "three trillion, five hundred billion, twenty-five million, three hundred eighty-one thousand, five hundred thirty-eight".