3890891152425 has 24 divisors (see below), whose sum is σ = 6528954077536. Its totient is φ = 2044169677440.

The previous prime is 3890891152387. The next prime is 3890891152433. The reversal of 3890891152425 is 5242511980983.

It is not a de Polignac number, because 3890891152425 - 2²² = 3890886958121 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 (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 387148324 + ... + 387158373.

Almost surely, 2^{3890891152425} is an apocalyptic number.

It is an amenable number.

3890891152425 is a deficient number, since it is larger than the sum of its proper divisors (2638062925111).

3890891152425 is a wasteful number, since it uses less digits than its factorization.

3890891152425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774306777 (or 774306772 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 57.

The spelling of 3890891152425 in words is "three trillion, eight hundred ninety billion, eight hundred ninety-one million, one hundred fifty-two thousand, four hundred twenty-five".