3898437006914 has 4 divisors (see below), whose sum is σ = 5847655510374. Its totient is φ = 1949218503456.

The previous prime is 3898437006899. The next prime is 3898437006931. The reversal of 3898437006914 is 4196007348983.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2991498864025 + 906938142889 = 1729595^2 + 952333^2 .

It is a super-2 number, since 2×3898437006914² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 974609251727 + ... + 974609251730.

Almost surely, 2^{3898437006914} is an apocalyptic number.

3898437006914 is a deficient number, since it is larger than the sum of its proper divisors (1949218503460).

3898437006914 is a wasteful number, since it uses less digits than its factorization.

3898437006914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1949218503459.

The product of its (nonzero) digits is 31352832, while the sum is 62.

The spelling of 3898437006914 in words is "three trillion, eight hundred ninety-eight billion, four hundred thirty-seven million, six thousand, nine hundred fourteen".