38695802154025 has 27 divisors (see below), whose sum is σ = 49126322223909. Its totient is φ = 30235674762720.

The previous prime is 38695802153977. The next prime is 38695802154041. The reversal of 38695802154025 is 52045120859683.

The square root of 38695802154025 is 6220595.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 512399704041 + 38183402449984 = 715821^2 + 6179272^2 .

It is a de Polignac number, because none of the positive numbers 2^k-38695802154025 is a prime.

It is a Duffinian number.

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 26 ways as a sum of consecutive naturals, for example, 1337413459 + ... + 1337442391.

Almost surely, 2^{38695802154025} is an apocalyptic number.

38695802154025 is the 6220595-th square number.

38695802154025 is the 3110298-th centered octagonal number.

It is an amenable number.

38695802154025 is a deficient number, since it is larger than the sum of its proper divisors (10430520069884).

38695802154025 is an frugal number, since it uses more digits than its factorization.

38695802154025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57962 (or 28981 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 58.

The spelling of 38695802154025 in words is "thirty-eight trillion, six hundred ninety-five billion, eight hundred two million, one hundred fifty-four thousand, twenty-five".