3989748562275 has 48 divisors (see below), whose sum is σ = 7781909608448. Its totient is φ = 1765050048000.

The previous prime is 3989748562253. The next prime is 3989748562309. The reversal of 3989748562275 is 5722658479893.

It is not a de Polignac number, because 3989748562275 - 2¹⁰ = 3989748561251 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (75).

It is a junction number, because it is equal to n+sod(n) for n = 3989748562197 and 3989748562206.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 122556646 + ... + 122589195.

Almost surely, 2^{3989748562275} is an apocalyptic number.

3989748562275 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3989748562275 is a deficient number, since it is larger than the sum of its proper divisors (3792161046173).

3989748562275 is a wasteful number, since it uses less digits than its factorization.

3989748562275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245145892 (or 245145887 counting only the distinct ones).

The product of its digits is 1828915200, while the sum is 75.

The spelling of 3989748562275 in words is "three trillion, nine hundred eighty-nine billion, seven hundred forty-eight million, five hundred sixty-two thousand, two hundred seventy-five".