3854858515372 has 12 divisors (see below), whose sum is σ = 6784996636656. Its totient is φ = 1916288047760.

The previous prime is 3854858515327. The next prime is 3854858515451. The reversal of 3854858515372 is 2735158584583.

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, 2785301704 + ... + 2785303087.

It is an arithmetic number, because the mean of its divisors is an integer number (565416386388).

Almost surely, 2^{3854858515372} is an apocalyptic number.

It is an amenable number.

3854858515372 is a deficient number, since it is larger than the sum of its proper divisors (2930138121284).

3854858515372 is a wasteful number, since it uses less digits than its factorization.

3854858515372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5570604968 (or 5570604966 counting only the distinct ones).

The product of its digits is 161280000, while the sum is 64.

The spelling of 3854858515372 in words is "three trillion, eight hundred fifty-four billion, eight hundred fifty-eight million, five hundred fifteen thousand, three hundred seventy-two".