3915650085398 has 8 divisors (see below), whose sum is σ = 5879128139040. Its totient is φ = 1955940705720.

The previous prime is 3915650085383. The next prime is 3915650085409. The reversal of 3915650085398 is 8935800565193.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3915650085398.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 942165893 + ... + 942170048.

It is an arithmetic number, because the mean of its divisors is an integer number (734891017380).

Almost surely, 2^{3915650085398} is an apocalyptic number.

3915650085398 is a deficient number, since it is larger than the sum of its proper divisors (1963478053642).

3915650085398 is a wasteful number, since it uses less digits than its factorization.

3915650085398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1884336982.

The product of its (nonzero) digits is 34992000, while the sum is 62.

The spelling of 3915650085398 in words is "three trillion, nine hundred fifteen billion, six hundred fifty million, eighty-five thousand, three hundred ninety-eight".