3915650085397 has 8 divisors (see below), whose sum is σ = 3919075221344. Its totient is φ = 3912225276528.

The previous prime is 3915650085383. The next prime is 3915650085409. The reversal of 3915650085397 is 7935800565193.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3915650085397 - 2¹¹ = 3915650083349 is a prime.

It is a super-3 number, since 3×3915650085397³ (a number of 39 digits) contains 333 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 (3915650085367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28075678 + ... + 28214800.

It is an arithmetic number, because the mean of its divisors is an integer number (489884402668).

Almost surely, 2^{3915650085397} is an apocalyptic number.

It is an amenable number.

3915650085397 is a deficient number, since it is larger than the sum of its proper divisors (3425135947).

3915650085397 is a wasteful number, since it uses less digits than its factorization.

3915650085397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163539.

The product of its (nonzero) digits is 30618000, while the sum is 61.

The spelling of 3915650085397 in words is "three trillion, nine hundred fifteen billion, six hundred fifty million, eighty-five thousand, three hundred ninety-seven".