3998770463 has 2 divisors, whose sum is σ = 3998770464. Its totient is φ = 3998770462.

The previous prime is 3998770459. The next prime is 3998770469. The reversal of 3998770463 is 3640778993.

3998770463 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3998770463 - 2² = 3998770459 is a prime.

It is a super-2 number, since 2×3998770463² = 31980330431522468738, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3998770399 and 3998770408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3998770469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1999385231 + 1999385232.

It is an arithmetic number, because the mean of its divisors is an integer number (1999385232).

Almost surely, 2^3998770463 is an apocalyptic number.

3998770463 is a deficient number, since it is larger than the sum of its proper divisors (1).

3998770463 is an equidigital number, since it uses as much as digits as its factorization.

3998770463 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The square root of 3998770463 is about 63235.8321128140. The cubic root of 3998770463 is about 1587.2383879397.

The spelling of 3998770463 in words is "three billion, nine hundred ninety-eight million, seven hundred seventy thousand, four hundred sixty-three".